/* ============================================
   SD-RADOVI — Modern Construction Website
   ============================================ */

/* === Design Tokens ===
   Primitive → Semantic → Component
   ============================================ */
:root {
    /* --- Primitive: Colors ---
       Industrial palette: concrete surfaces + high-vis yellow accent
       Kept gold as secondary for subtle premium moments. */
    --yellow-300: #FFDC4A;
    --yellow-400: #F5C518;   /* primary industrial accent */
    --yellow-500: #D4A80F;
    --gold-400: #e0c882;     /* secondary warm accent */
    --gold-500: #c9a55c;
    --gold-600: #a8843a;
    --concrete-50:   #f5f5f4;
    --concrete-100:  #e7e5e4;
    --concrete-400:  #a8a29e;
    --concrete-500:  #78716c;
    --concrete-600:  #57534e;
    --concrete-700:  #3a3634;
    --concrete-800:  #292524;
    --concrete-900:  #1c1917;
    --concrete-950:  #0f0d0c;
    --concrete-1000: #080706;
    --neutral-0: #ffffff;
    /* Legacy alias remap so existing rules still resolve */
    --neutral-50:   var(--concrete-50);
    --neutral-400:  var(--concrete-400);
    --neutral-600:  var(--concrete-500);
    --neutral-900:  var(--concrete-800);
    --neutral-950:  var(--concrete-900);
    --neutral-1000: var(--concrete-950);
    --neutral-1050: var(--concrete-1000);

    /* --- Semantic: Surfaces --- */
    --color-surface-base:    var(--neutral-1000);
    --color-surface-sunken:  var(--neutral-1050);
    --color-surface-raised:  var(--neutral-950);
    --color-surface-hover:   var(--neutral-900);

    /* --- Semantic: Text --- */
    --color-text-strong:  var(--neutral-50);
    --color-text-muted:   var(--neutral-400);
    --color-text-dim:     var(--neutral-600);
    --color-text-on-accent: var(--neutral-1000);

    /* --- Semantic: Accent (industrial yellow is primary) --- */
    --color-accent:         var(--yellow-400);
    --color-accent-hover:   var(--yellow-300);
    --color-accent-pressed: var(--yellow-500);
    --color-accent-weak:    rgba(245,197,24,0.08);
    --color-accent-soft:    rgba(245,197,24,0.18);
    --color-accent-strong:  rgba(245,197,24,0.35);
    /* Secondary warm accent for premium moments */
    --color-accent-2:       var(--gold-500);
    --color-accent-2-soft:  rgba(245,197,24,0.15);

    /* --- Semantic: Borders --- */
    --color-border-subtle:  rgba(255,255,255,0.05);
    --color-border-default: rgba(255,255,255,0.10);
    --color-border-strong:  rgba(255,255,255,0.20);

    /* --- Spacing scale (4px base) --- */
    --space-1:  4px;
    --space-2:  8px;
    --space-3:  12px;
    --space-4:  16px;
    --space-5:  20px;
    --space-6:  24px;
    --space-8:  32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-24: clamp(5rem, 10vh, 7.5rem);

    /* --- Typography scale (fluid) --- */
    --text-xs:   0.75rem;
    --text-sm:   0.85rem;
    --text-base: 1rem;
    --text-lg:   1.15rem;
    --text-xl:   1.5rem;
    --text-2xl:  2rem;
    --text-3xl:  clamp(2rem, 5vw, 3.5rem);
    --text-4xl:  clamp(3rem, 8vw, 6rem);

    /* --- Radius --- */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 999px;

    /* --- Shadows --- */
    --shadow-md: 0 10px 30px rgba(0,0,0,0.25);
    --shadow-lg: 0 20px 60px rgba(0,0,0,0.4);
    --shadow-accent: 0 10px 40px rgba(245,197,24,0.18);
    --shadow-accent-lg: 0 20px 60px rgba(245,197,24,0.28);

    /* --- Motion --- */
    --motion-fast:    200ms;
    --motion-default: 400ms;
    --motion-slow:    700ms;
    --ease-out:   cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* --- Typography families --- */
    --font-display: 'Bebas Neue', 'Archivo Black', sans-serif;
    --font-heading: 'Archivo', 'Archivo Black', sans-serif;
    --font-body:    'Archivo', system-ui, sans-serif;

    /* --- Gradient (industrial yellow → hi-vis) --- */
    --gradient: linear-gradient(135deg, var(--yellow-400) 0%, var(--yellow-300) 100%);
    --gradient-2: linear-gradient(135deg, var(--gold-500), var(--gold-400));

    /* --- Legacy aliases (backward-compat) --- */
    --primary: var(--color-accent);
    --primary-light: var(--color-accent-hover);
    --primary-dark: var(--color-accent-pressed);
    --bg-dark: var(--color-surface-base);
    --bg-darker: var(--color-surface-sunken);
    --bg-card: var(--color-surface-raised);
    --bg-card-hover: var(--color-surface-hover);
    --text: var(--color-text-strong);
    --text-muted: var(--color-text-muted);
    --text-dim: var(--color-text-dim);
    --white: var(--neutral-0);
    --shadow: var(--shadow-lg);
    --shadow-gold: var(--shadow-accent);
    --radius: var(--radius-lg);
    --transition: var(--motion-default) var(--ease-out);
}

/* === Reset & Base === */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    background: var(--bg-dark);
    color: var(--text);
    line-height: 1.7;
    overflow-x: hidden;
    cursor: default;
}

::selection {
    background: var(--primary);
    color: var(--bg-dark);
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul { list-style: none; }
img { max-width: 100%; display: block; }

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* === Loader === */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-darker);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.6s, visibility 0.6s;
}

#loader.loaded {
    opacity: 0;
    visibility: hidden;
}

.loader-inner {
    text-align: center;
    position: relative;
}

.loader-line {
    width: 60px;
    height: 3px;
    background: var(--gradient);
    margin: 8px auto;
    border-radius: 2px;
    animation: loaderLine 1.2s ease-in-out infinite;
}

.loader-line:nth-child(2) { animation-delay: 0.2s; width: 40px; }
.loader-line:nth-child(3) { animation-delay: 0.4s; width: 20px; }

@keyframes loaderLine {
    0%, 100% { transform: scaleX(1); opacity: 1; }
    50% { transform: scaleX(1.5); opacity: 0.5; }
}

.loader-text {
    display: block;
    margin-top: 20px;
    font-family: var(--font-heading);
    font-weight: 900;
    font-size: 1.2rem;
    letter-spacing: 8px;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: loaderPulse 1.5s ease-in-out infinite;
}

@keyframes loaderPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* === Custom Cursor === */
.cursor-follower {
    width: 30px;
    height: 30px;
    border: 2px solid var(--primary);
    border-radius: 50%;
    position: fixed;
    pointer-events: none;
    z-index: 9999;
    transition: transform 0.15s ease, opacity 0.3s;
    transform: translate(-50%, -50%);
    opacity: 0;
}

/* Hide custom cursor on touch devices */
@media (hover: none) or (pointer: coarse) {
    .cursor-follower { display: none !important; }
    body { cursor: auto; }
}

.cursor-follower.visible { opacity: 1; }
.cursor-follower.hover {
    transform: translate(-50%, -50%) scale(1.5);
    background: rgba(245,197,24,0.1);
}

/* === Navigation === */
#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

#navbar.scrolled {
    background: rgba(10,10,10,0.95);
    backdrop-filter: blur(20px);
    padding: 12px 0;
    box-shadow: 0 2px 30px rgba(0,0,0,0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: inline-flex;
    align-items: baseline;
    gap: 6px;
    font-family: var(--font-heading);
    font-weight: 900;
    letter-spacing: -0.01em;
    transition: var(--transition);
}

.logo:hover { transform: translateY(-1px); }

.logo-mark {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 400;
    line-height: 1;
    letter-spacing: 0.02em;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.2rem;
    line-height: 1;
    font-weight: 400;
    letter-spacing: 0.08em;
    color: var(--text);
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    gap: 8px;
}

.nav-link {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 10px 20px;
    border-radius: 30px;
    position: relative;
    color: var(--text-muted);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: var(--white);
}

.nav-link.active {
    background: rgba(245,197,24,0.15);
    color: var(--primary);
}

.nav-cta {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 12px 28px;
    background: var(--gradient);
    color: var(--bg-dark);
    border-radius: 30px;
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10,10,10,0.98);
    z-index: 999;
    align-items: center;
    justify-content: center;
}

.mobile-menu.active { display: flex; }

.mobile-menu ul {
    text-align: center;
}

.mobile-menu ul li {
    margin: 20px 0;
}

.mobile-menu ul li a {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    color: var(--text);
    transition: var(--transition);
}

.mobile-menu ul li a:hover {
    color: var(--primary);
}

/* === Hero Section === */
#hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* === Hero video background — cycles through clips === */
.hero-videos {
    position: absolute;
    inset: 0;
    overflow: hidden;
    background: var(--color-surface-sunken);
    z-index: 0;
}

.hero-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.02);
    transition: opacity 1.4s ease-in-out, transform 9s linear;
    /* Brighter so the work in the clip is visible */
    filter: brightness(0.9) saturate(1) contrast(1.02);
    pointer-events: none;
}

.hero-video.is-active {
    opacity: 1;
    transform: scale(1.08); /* slow Ken-Burns drift */
}

/* Lighter, targeted overlay — darkens only where text needs contrast */
.hero-overlay {
    position: absolute;
    inset: 0;
    background:
        /* Soft vignette — darker only at edges, keeps video visible in center */
        radial-gradient(ellipse at 50% 45%, rgba(8,7,6,0.1) 0%, rgba(8,7,6,0.45) 90%),
        /* Very light top fade (navbar readability), stronger at bottom where text + marquee live */
        linear-gradient(180deg,
            rgba(8,7,6,0.25) 0%,
            rgba(8,7,6,0.15) 25%,
            rgba(8,7,6,0.35) 60%,
            rgba(8,7,6,0.75) 100%);
    pointer-events: none;
    z-index: 1;
}

/* Subtle grain for film-like texture (lighter than before) */
.hero-overlay::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.1 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
    background-size: 200px 200px;
    opacity: 0.2;
    mix-blend-mode: overlay;
    pointer-events: none;
}

/* Video cycle indicator dots (bottom right of hero) */
.video-indicator {
    position: absolute;
    bottom: 128px;
    right: 40px;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    z-index: 3;
}

.vi-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: 1.5px solid rgba(255,255,255,0.45);
    background: transparent;
    padding: 0;
    cursor: pointer;
    transition: var(--motion-fast) var(--ease-out);
    position: relative;
}

.vi-dot:hover {
    border-color: var(--color-accent);
    transform: scale(1.2);
}

.vi-dot.is-active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    box-shadow: 0 0 12px rgba(245,197,24,0.6);
}

@media (max-width: 768px) {
    .video-indicator {
        bottom: 110px;
        right: 16px;
    }
    .vi-dot { width: 8px; height: 8px; }
}

/* (Blueprint & rail styles removed — hero is now video-driven) */

@media (max-width: 1280px) {
    .hero-blueprint-left { display: none; }
}
@media (max-width: 900px) {
    .hero-blueprint { display: none; }
}

/* === Hero badge redesign with pulse dot === */
.hero-badge-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0 0 var(--color-accent);
    animation: badgePulse 2s ease-in-out infinite;
}

@keyframes badgePulse {
    0% { box-shadow: 0 0 0 0 rgba(245,197,24,0.6); }
    70% { box-shadow: 0 0 0 10px rgba(245,197,24,0); }
    100% { box-shadow: 0 0 0 0 rgba(245,197,24,0); }
}

/* (Tool chips & hero-rail removed — hero is now video-driven) */

/* === Construction caution tape (industrial accent) === */
.caution-tape {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 68px; /* Sits just above the marquee */
    height: 8px;
    overflow: hidden;
    z-index: 2;
    opacity: 0.55;
    mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.caution-tape-track {
    position: absolute;
    inset: 0;
    width: 200%;
    background-image: repeating-linear-gradient(
        -45deg,
        var(--color-accent) 0,
        var(--color-accent) 20px,
        #0a0a0a 20px,
        #0a0a0a 40px
    );
    animation: cautionSlide 4s linear infinite;
    will-change: transform;
}

@keyframes cautionSlide {
    from { transform: translateX(0); }
    to   { transform: translateX(-56.57px); } /* 40px × √2, one full tile at -45° */
}

@media (prefers-reduced-motion: reduce) {
    .caution-tape-track { animation: none; }
}

@media (max-width: 768px) {
    .caution-tape { height: 6px; bottom: 54px; }
}

/* === Services marquee at hero bottom === */
.hero-marquee {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-4) 0;
    border-top: 1px solid var(--color-border-default);
    border-bottom: 1px solid var(--color-border-default);
    overflow: hidden;
    background: rgba(8,7,6,0.55);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 2;
    mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
    -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.hero-marquee-track {
    display: flex;
    align-items: center;
    gap: var(--space-6);
    white-space: nowrap;
    width: max-content;
    animation: marqueeScroll 60s linear infinite;
    will-change: transform;
}

@keyframes marqueeScroll {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

.marquee-item {
    font-family: var(--font-display);
    font-size: 1.05rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.marquee-item.accent { color: var(--color-accent); }

.marquee-sep {
    color: var(--color-text-dim);
    font-size: 0.7rem;
    opacity: 0.6;
}

@media (prefers-reduced-motion: reduce) {
    .hero-marquee-track { animation: none; justify-content: center; flex-wrap: wrap; }
}

/* Push scroll indicator above caution-tape + marquee stack */
#hero .scroll-indicator {
    bottom: 104px;
}

@media (max-width: 768px) {
    #hero .scroll-indicator { display: none; }
    .hero-marquee { padding: 12px 0; }
    .marquee-item { font-size: 0.85rem; }
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* (Particles & line sweeps removed — video background provides atmosphere) */

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 0 24px;
    /* Give space at bottom for the marquee + caution tape stack */
    margin-bottom: var(--space-12);
    /* Stronger text-shadow now that overlay is lighter */
    text-shadow: 0 2px 24px rgba(0,0,0,0.85), 0 1px 3px rgba(0,0,0,0.7);
}

/* Local darkening disc behind hero text — gives text its own contrast zone
   without darkening the whole video */
.hero-content::before {
    content: '';
    position: absolute;
    inset: -8% -15%;
    background: radial-gradient(ellipse at center,
        rgba(8,7,6,0.55) 0%,
        rgba(8,7,6,0.3) 45%,
        rgba(8,7,6,0) 75%);
    z-index: -1;
    pointer-events: none;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 10px 24px;
    background: rgba(245,197,24,0.1);
    border: 1px solid rgba(245,197,24,0.2);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--primary);
    margin-bottom: 30px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 11vw, 8rem);
    font-weight: 400; /* Bebas Neue ships only 400 */
    line-height: 0.95;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    margin-bottom: var(--space-6);
}

.hero-title .line {
    display: block;
}

.hero-title .highlight {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

/* === Buttons === */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 16px 36px;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient);
    color: var(--bg-dark);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: 0.6s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-outline {
    background: transparent;
    color: var(--text);
    border: 2px solid rgba(255,255,255,0.2);
}

.btn-outline:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-3px);
}

/* === Hero Stats === */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
}

.stat {
    text-align: center;
}

.stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
}

.stat-value {
    display: inline-flex;
    align-items: baseline;
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 0.95;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-number {
    font-size: 3.5rem;
}

.stat-suffix {
    font-size: 2.25rem;
    margin-left: 3px;
}

.stat-label {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 2.5px;
    font-weight: 500;
}

/* === Scroll Indicator === */
.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    z-index: 2;
    animation: scrollBounce 2s ease-in-out infinite;
    transition: opacity var(--motion-default) var(--ease-out);
}

.scroll-indicator.hidden {
    opacity: 0;
    pointer-events: none;
}

.mouse {
    width: 26px;
    height: 40px;
    border: 2px solid rgba(245,197,24,0.4);
    border-radius: 13px;
    margin: 0 auto 8px;
    position: relative;
}

.wheel {
    width: 3px;
    height: 8px;
    background: var(--primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: wheelScroll 1.5s ease-in-out infinite;
}

@keyframes wheelScroll {
    0% { opacity: 1; transform: translateX(-50%) translateY(0); }
    100% { opacity: 0; transform: translateX(-50%) translateY(12px); }
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(10px); }
}

.scroll-indicator span {
    font-size: 0.7rem;
    color: var(--text-dim);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* === Section Styles === */
.section {
    padding: var(--space-24) 0;
    position: relative;
}

.section-dark {
    background: var(--bg-darker);
}

.section-header {
    text-align: center;
    margin-bottom: clamp(var(--space-12), 8vh, var(--space-20));
}

.section-tag {
    display: inline-block;
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 16px;
    position: relative;
    padding: 0 20px;
}

.section-tag::before,
.section-tag::after {
    content: '';
    position: absolute;
    top: 50%;
    width: 30px;
    height: 1px;
    background: var(--primary);
    opacity: 0.3;
}

.section-tag::before { left: -20px; }
.section-tag::after { right: -20px; }

.section-title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6.5vw, 5rem);
    font-weight: 400;
    line-height: 0.95;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    margin-bottom: var(--space-4);
}

.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-desc {
    font-size: 1.1rem;
    color: var(--text-muted);
    max-width: 500px;
    margin: 0 auto;
}

/* === About Section === */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    position: relative;
}

.image-frame {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
}

.frame-decoration {
    position: absolute;
    top: -10px;
    left: -10px;
    right: 10px;
    bottom: 10px;
    border: 2px solid var(--primary);
    border-radius: var(--radius);
    opacity: 0.3;
    z-index: -1;
}

.about-img-placeholder {
    width: 100%;
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, #1a1a2e, #16213e);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    border-radius: var(--radius);
}

.about-img-placeholder i {
    font-size: 4rem;
    color: var(--primary);
    opacity: 0.5;
}

.about-img-placeholder span {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--gradient);
    color: var(--bg-dark);
    padding: 24px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-gold);
}

.exp-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1;
}

.exp-text {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.about-content h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.about-content p {
    color: var(--text-muted);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-features {
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: rgba(245,197,24,0.1);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    color: var(--primary);
    font-size: 1.2rem;
}

.feature h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 4px;
}

.feature p {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 0;
}

/* === Services Section === */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-10) var(--space-8);
    text-align: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 0 rgba(0,0,0,0);
    transition:
        transform var(--motion-default) var(--ease-out),
        border-color var(--motion-default) var(--ease-out),
        box-shadow var(--motion-default) var(--ease-out),
        background var(--motion-default) var(--ease-out);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.5s;
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-soft);
    box-shadow:
        0 24px 48px rgba(0,0,0,0.35),
        0 8px 16px rgba(0,0,0,0.2),
        0 0 0 1px var(--color-accent-soft) inset;
    background: var(--color-surface-hover);
}

.service-card.featured {
    border-color: rgba(245,197,24,0.3);
    background: linear-gradient(135deg, rgba(245,197,24,0.05), rgba(10,10,10,1));
}

.featured-badge {
    position: absolute;
    top: var(--space-4);
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--color-text-on-accent);
    font-family: var(--font-heading);
    font-size: var(--text-xs);
    font-weight: 900;
    letter-spacing: 2px;
    padding: var(--space-1) var(--space-5);
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-accent);
    white-space: nowrap;
    z-index: 2;
}

/* Push featured card content down so badge doesn't overlap icon */
.service-card.featured { padding-top: calc(var(--space-10) + var(--space-4)); }

.service-icon-wrap {
    position: relative;
    display: inline-block;
    margin-bottom: 24px;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: rgba(245,197,24,0.1);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--primary);
    position: relative;
    z-index: 1;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--gradient);
    color: var(--bg-dark);
    transform: scale(1.1) rotate(5deg);
}

.service-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100px;
    height: 100px;
    background: radial-gradient(circle, rgba(245,197,24,0.15), transparent 70%);
    transform: translate(-50%, -50%);
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover .service-glow { opacity: 1; }

.service-card h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 12px;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.service-price {
    display: inline-block;
    padding: 6px 18px;
    background: var(--color-accent-weak);
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-accent);
}

.service-cta {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: 6px 18px 6px 20px;
    background: transparent;
    border: 1px solid var(--color-accent-soft);
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--color-accent);
    transition: var(--motion-fast) var(--ease-out);
}

.service-cta i {
    font-size: 0.7em;
    transition: transform var(--motion-fast) var(--ease-out);
}

.service-cta:hover {
    background: var(--color-accent);
    color: var(--color-text-on-accent);
    border-color: var(--color-accent);
}

.service-cta:hover i {
    transform: translateX(3px);
}

/* === Testimonials === */
.testimonials-slider {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.testimonial-card {
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius);
    padding: 48px;
    text-align: center;
    display: none;
    animation: fadeInTestimonial 0.5s ease;
}

.testimonial-card.active { display: block; }

@keyframes fadeInTestimonial {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.stars {
    color: var(--primary);
    font-size: 1.1rem;
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
    gap: 4px;
}

.testimonial-card > p {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 32px;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(245,197,24,0.15);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
}

.testimonial-author strong {
    display: block;
    font-family: var(--font-heading);
}

.testimonial-author span {
    font-size: 0.85rem;
    color: var(--text-dim);
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 32px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--text-dim);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background: var(--primary);
    transform: scale(1.2);
}

/* === Projects Section === */
.projects-hero {
    padding-top: clamp(100px, 12vh, 140px);
}

.project-filters {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 48px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 10px 24px;
    background: var(--bg-card);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 30px;
    color: var(--text-muted);
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    cursor: pointer;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient);
    color: var(--bg-dark);
    border-color: var(--primary);
}

/* Bento grid: editorial layout with varied sizes.
   6 columns × 4 auto-rows on desktop. */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    grid-auto-rows: 220px;
    gap: var(--space-4);
    margin-bottom: var(--space-20);
}

.project-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    box-shadow: 0 0 0 rgba(0,0,0,0);
    transition:
        transform var(--motion-default) var(--ease-out),
        box-shadow var(--motion-default) var(--ease-out);
}

.project-card:hover {
    transform: translateY(-8px);
    box-shadow:
        0 30px 60px rgba(0,0,0,0.5),
        0 10px 20px rgba(0,0,0,0.3);
    z-index: 2;
}

/* Bento tile sizing — intentional rhythm */
.project-card:nth-child(1) { grid-column: span 3; grid-row: span 2; }   /* hero tile */
.project-card:nth-child(2) { grid-column: span 3; grid-row: span 1; }   /* wide */
.project-card:nth-child(3) { grid-column: span 2; grid-row: span 1; }   /* small */
.project-card:nth-child(4) { grid-column: span 1; grid-row: span 1; }   /* square */
.project-card:nth-child(5) { grid-column: span 2; grid-row: span 2; }   /* portrait */
.project-card:nth-child(6) { grid-column: span 2; grid-row: span 1; }   /* wide */
.project-card:nth-child(7) { grid-column: span 2; grid-row: span 1; }   /* wide */
.project-card:nth-child(8) { grid-column: span 4; grid-row: span 1; }   /* feature */

.project-image {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.project-img-placeholder {
    width: 100%;
    height: 100%;
    min-height: inherit;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: rgba(255,255,255,0.3);
}

.project-img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.7s var(--ease-out), filter 0.5s;
    filter: brightness(0.75) saturate(0.85) contrast(1.05);
}

.project-card:hover .project-img {
    transform: scale(1.08);
    filter: brightness(1) saturate(1.1);
}

.about-img {
    width: 100%;
    aspect-ratio: 4/5;
    object-fit: cover;
    border-radius: var(--radius);
    display: block;
}

.ba-img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    user-select: none;
    -webkit-user-drag: none;
}

.ba-label {
    position: absolute;
    top: 24px;
    padding: 8px 18px;
    background: rgba(10,10,10,0.75);
    backdrop-filter: blur(10px);
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 3px;
    border-radius: 30px;
    z-index: 4;
    pointer-events: none;
}

.ba-label-before { left: 24px; }
.ba-label-after { right: 24px; background: var(--gradient); color: var(--bg-dark); }

.project-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 30px;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    transform: translateY(30px);
    opacity: 0;
    transition: var(--transition);
}

.project-card:hover .project-overlay {
    transform: translateY(0);
    opacity: 1;
}

.project-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--gradient);
    color: var(--bg-dark);
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.project-overlay h3 {
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.project-overlay p {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-bottom: 16px;
}

.project-detail-btn {
    background: none;
    border: none;
    color: var(--primary);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.8rem;
    letter-spacing: 1px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
}

.project-detail-btn:hover {
    gap: 14px;
}

/* === Before/After Slider === */
.before-after-section {
    padding-top: 40px;
}

.subsection-title {
    font-family: var(--font-display);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 400;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    text-align: center;
    margin-bottom: var(--space-3);
}

.subsection-desc {
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 48px;
}

.ba-slider-container {
    max-width: 800px;
    margin: 0 auto;
}

.ba-slider {
    position: relative;
    width: 100%;
    aspect-ratio: 16/9;
    border-radius: var(--radius);
    overflow: hidden;
    cursor: ew-resize;
    user-select: none;
}

.ba-before, .ba-after {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.ba-before { z-index: 2; clip-path: inset(0 50% 0 0); }
.ba-after { z-index: 1; }

.ba-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: rgba(255,255,255,0.5);
}

.ba-placeholder i {
    font-size: 3rem;
    opacity: 0.5;
}

.ba-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 4px;
    height: 100%;
    z-index: 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transform: translateX(-50%);
}

.ba-handle-line {
    width: 2px;
    flex: 1;
    background: var(--primary);
}

.ba-handle-circle {
    width: 48px;
    height: 48px;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-dark);
    font-size: 1.2rem;
    box-shadow: 0 0 20px rgba(245,197,24,0.3);
    flex-shrink: 0;
}

/* === Pricing Section === */
.pricing-hero {
    padding-top: clamp(100px, 12vh, 140px);
}

.price-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 100px;
}

.price-card {
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-10) var(--space-6);
    text-align: center;
    position: relative;
    box-shadow: 0 0 0 rgba(0,0,0,0);
    transition:
        transform var(--motion-default) var(--ease-out),
        border-color var(--motion-default) var(--ease-out),
        box-shadow var(--motion-default) var(--ease-out);
}

.price-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-accent-soft);
    box-shadow:
        0 24px 48px rgba(0,0,0,0.35),
        0 8px 16px rgba(0,0,0,0.2);
}

.price-card.featured-price {
    border-color: var(--primary);
    background: linear-gradient(135deg, rgba(245,197,24,0.08), rgba(10,10,10,1));
    transform: scale(1.05);
}

.price-card.featured-price:hover {
    transform: scale(1.05) translateY(-8px);
}

.featured-price-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient);
    color: var(--bg-dark);
    font-family: var(--font-heading);
    font-size: 0.65rem;
    font-weight: 900;
    letter-spacing: 2px;
    padding: 6px 20px;
    border-radius: 20px;
}

.price-card-header {
    margin-bottom: 24px;
}

.price-card-header i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 12px;
    display: block;
}

.price-card-header h3 {
    font-family: var(--font-heading);
    font-size: 1.2rem;
    font-weight: 700;
}

.price-amount {
    margin-bottom: 28px;
    padding-bottom: 28px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.price-amount .currency {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
    vertical-align: super;
}

.price-amount .number {
    font-family: var(--font-display);
    font-size: 4.5rem;
    font-weight: 400;
    line-height: 1;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-amount .per {
    color: var(--text-muted);
    font-size: 1rem;
}

.price-note {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
    padding: 16px 0;
}

.price-features {
    text-align: left;
}

.price-features li {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 0;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.price-features li i {
    color: var(--primary);
    font-size: 0.8rem;
}

/* === Calculator Wizard === */
.calculator-section {
    padding-top: var(--space-10);
}

.wizard {
    max-width: 780px;
    margin: 0 auto;
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-xl);
    padding: var(--space-12) var(--space-10);
    position: relative;
    overflow: hidden;
}

.wizard::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
}

/* Progress indicator */
.wizard-progress {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-12);
}

.wizard-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    flex-shrink: 0;
    transition: var(--transition);
    opacity: 0.4;
}

.wizard-step.is-active,
.wizard-step.is-complete {
    opacity: 1;
}

.wizard-step-num {
    font-family: var(--font-display);
    font-size: 1.5rem;
    letter-spacing: 0.05em;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.wizard-step.is-active .wizard-step-num {
    color: var(--color-accent);
}

.wizard-step.is-complete .wizard-step-num {
    color: var(--color-accent);
}

.wizard-step-label {
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-dim);
}

.wizard-step.is-active .wizard-step-label,
.wizard-step.is-complete .wizard-step-label {
    color: var(--color-text-strong);
}

.wizard-bar {
    flex: 1;
    height: 2px;
    background: var(--color-border-default);
    position: relative;
    overflow: hidden;
    border-radius: 1px;
}

.wizard-bar-fill {
    position: absolute;
    inset: 0;
    background: var(--gradient);
    width: 0%;
    transition: width 0.5s var(--ease-out);
}

/* Panels */
.wizard-panel {
    display: none;
    animation: panelIn 0.4s var(--ease-out);
}

.wizard-panel.is-active {
    display: block;
}

@keyframes panelIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.wizard-heading {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3vw, 2.25rem);
    font-weight: 400;
    letter-spacing: 0.01em;
    text-transform: uppercase;
    margin-bottom: var(--space-2);
    text-align: center;
}

.wizard-hint {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: var(--space-8);
    font-size: 0.95rem;
}

.wizard-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-4);
    margin-top: var(--space-10);
    padding-top: var(--space-6);
    border-top: 1px solid var(--color-border-subtle);
}

.wizard-nav .btn { padding: 12px 24px; font-size: 0.8rem; }

.wizard-summary {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.btn-ghost {
    background: transparent;
    color: var(--color-text-muted);
    border: none;
    padding: 8px 16px;
}

.btn-ghost:hover {
    color: var(--color-accent);
}

.btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    pointer-events: none;
}

/* === Step 1: Floor area + height picker === */
.height-picker {
    margin-top: var(--space-10);
    padding-top: var(--space-8);
    border-top: 1px dashed var(--color-border-subtle);
    text-align: center;
}

.height-picker-label {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}

.height-options {
    display: inline-flex;
    gap: var(--space-2);
    flex-wrap: wrap;
    justify-content: center;
}

.height-option input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.height-option span {
    display: inline-block;
    padding: var(--space-3) var(--space-6);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-full);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--color-text-muted);
    cursor: pointer;
    transition: var(--motion-fast) var(--ease-out);
}

.height-option:hover span {
    border-color: var(--color-accent-soft);
    color: var(--color-text-strong);
}

.height-option input:checked + span {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text-on-accent);
}

.height-option input:focus-visible + span {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* Auto-calc preview card */
.auto-calc-preview {
    margin-top: var(--space-8);
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    background: var(--color-accent-weak);
    border: 1px solid var(--color-accent-soft);
    border-radius: var(--radius-md);
    padding: var(--space-5) var(--space-6);
}

.auto-calc-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--color-accent);
    color: var(--color-text-on-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    flex-shrink: 0;
}

.auto-calc-body strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 0.95rem;
    color: var(--color-text-strong);
    margin-bottom: 4px;
}

.auto-calc-body strong span {
    color: var(--color-accent);
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.auto-calc-body small {
    display: block;
    font-size: 0.82rem;
    color: var(--color-text-muted);
    line-height: 1.5;
}

/* === Step 2: Service rows === */
.service-rows {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-bottom: var(--space-6);
}

.service-row {
    display: grid;
    grid-template-columns: 28px 44px 1fr auto auto;
    gap: var(--space-4);
    align-items: center;
    padding: var(--space-4) var(--space-5);
    background: var(--color-surface-sunken);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--motion-fast) var(--ease-out);
}

.service-row:hover {
    border-color: var(--color-accent-soft);
    background: var(--color-surface-hover);
}

.service-row input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.service-row-check {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-border-strong);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: transparent;
    transition: var(--motion-fast) var(--ease-out);
}

.service-row input:checked ~ .service-row-check,
.service-row:has(input:checked) .service-row-check {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-text-on-accent);
}

.service-row:has(input:checked) {
    background: var(--color-accent-weak);
    border-color: var(--color-accent-soft);
}

.service-row-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-surface-raised);
    border-radius: var(--radius-sm);
    font-size: 1.1rem;
    color: var(--color-text-muted);
    transition: var(--motion-fast) var(--ease-out);
}

.service-row:has(input:checked) .service-row-icon {
    background: var(--color-accent);
    color: var(--color-text-on-accent);
}

.service-row-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.service-row-name {
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--color-text-strong);
}

.service-row-meta {
    font-size: 0.8rem;
    color: var(--color-text-dim);
}

.service-row-area {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: 6px 12px;
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-sm);
    min-width: 110px;
}

.service-row-area:focus-within {
    border-color: var(--color-accent);
}

.service-area-input {
    width: 68px;
    background: transparent;
    border: none;
    color: var(--color-text-strong);
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1rem;
    text-align: right;
    outline: none;
    padding: 0;
    /* Hide number-input arrows for cleaner look */
    -moz-appearance: textfield;
}

.service-area-input::-webkit-outer-spin-button,
.service-area-input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.area-unit {
    font-size: 0.8rem;
    color: var(--color-text-dim);
    font-weight: 500;
}

.service-row-subtotal {
    font-family: var(--font-display);
    font-size: 1.4rem;
    line-height: 1;
    color: var(--color-text-dim);
    min-width: 90px;
    text-align: right;
    letter-spacing: 0.02em;
    transition: color var(--motion-fast) var(--ease-out);
}

.service-row:has(input:checked) .service-row-subtotal {
    color: var(--color-accent);
}

.subtotal-currency { font-size: 0.75em; margin-left: 3px; }

.live-total {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-4) var(--space-5);
    background: var(--color-surface-sunken);
    border: 1px dashed var(--color-border-default);
    border-radius: var(--radius-md);
}

.live-total-label {
    font-family: var(--font-heading);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

.live-total-value {
    font-family: var(--font-display);
    font-size: 1.75rem;
    color: var(--color-accent);
    letter-spacing: 0.02em;
}

/* Mobile layout for service rows */
@media (max-width: 640px) {
    .service-row {
        grid-template-columns: 28px 1fr;
        grid-template-areas:
            "check info"
            "icon area"
            ". subtotal";
        gap: var(--space-3);
    }
    .service-row-check { grid-area: check; }
    .service-row-icon { grid-area: icon; }
    .service-row-info { grid-area: info; }
    .service-row-area { grid-area: area; justify-self: end; }
    .service-row-subtotal { grid-area: subtotal; justify-self: end; }
}

/* Step 2: Large sqm display */
.sqm-display {
    font-family: var(--font-display);
    font-size: clamp(4rem, 12vw, 7rem);
    font-weight: 400;
    line-height: 1;
    text-align: center;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-8);
}

.sqm-unit {
    font-size: 0.4em;
    color: var(--color-text-muted);
    background: none;
    -webkit-text-fill-color: var(--color-text-muted);
    margin-left: var(--space-2);
    letter-spacing: 0.05em;
}

.sqm-manual {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    justify-content: center;
    margin-top: var(--space-6);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.sqm-manual .calc-input {
    width: 100px;
}

/* Step 3: Breakdown */
.result-breakdown {
    background: var(--color-surface-sunken);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-6);
    margin-bottom: var(--space-6);
}

.result-breakdown:empty { display: none; }

.breakdown-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-3) 0;
    font-family: var(--font-body);
    font-size: 0.95rem;
    border-bottom: 1px dashed var(--color-border-subtle);
}

.breakdown-row:last-child {
    border-bottom: none;
    padding-top: var(--space-4);
    margin-top: var(--space-2);
    border-top: 1px solid var(--color-border-default);
    font-weight: 700;
    font-size: 1.05rem;
}

.breakdown-row .breakdown-label { color: var(--color-text-strong); }
.breakdown-row .breakdown-calc { color: var(--color-text-dim); font-size: 0.8rem; margin-left: var(--space-2); }
.breakdown-row .breakdown-value { color: var(--color-accent); font-family: var(--font-heading); font-weight: 700; }

/* legacy calculator class for backward compat */
.calculator {
    max-width: 700px;
    margin: 0 auto;
    background: var(--color-surface-raised);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: var(--space-12);
}

.calc-services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 36px;
}

.calc-service-option {
    cursor: pointer;
}

.calc-service-option input {
    display: none;
}

.calc-option-card {
    padding: 24px 16px;
    background: rgba(255,255,255,0.03);
    border: 2px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    text-align: center;
    transition: var(--transition);
}

.calc-option-card i {
    display: block;
    font-size: 1.5rem;
    color: var(--text-dim);
    margin-bottom: 10px;
    transition: var(--transition);
}

.calc-option-card span {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 4px;
}

.calc-option-card small {
    color: var(--text-dim);
    font-size: 0.8rem;
}

.calc-service-option input:checked + .calc-option-card {
    border-color: var(--primary);
    background: rgba(245,197,24,0.08);
}

.calc-service-option input:checked + .calc-option-card i {
    color: var(--primary);
}

.calc-option-card:hover {
    border-color: rgba(245,197,24,0.3);
}

.calc-input-group {
    margin-bottom: 36px;
}

.calc-input-group label {
    display: block;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 12px;
    color: var(--text-muted);
}

.calc-slider-wrap {
    display: flex;
    align-items: center;
    gap: 16px;
}

.calc-range {
    flex: 1;
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    background: rgba(255,255,255,0.1);
    border-radius: 3px;
    outline: none;
}

.calc-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    background: var(--gradient);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px rgba(245,197,24,0.3);
}

.calc-range::-moz-range-thumb {
    width: 22px;
    height: 22px;
    background: var(--gradient);
    border-radius: 50%;
    cursor: pointer;
    border: none;
}

.calc-input {
    width: 80px;
    padding: 10px 14px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-family: var(--font-heading);
    font-size: 1rem;
    font-weight: 700;
    text-align: center;
    outline: none;
    transition: var(--transition);
}

.calc-input:focus {
    border-color: var(--primary);
}

.calc-unit {
    color: var(--text-muted);
    font-weight: 700;
}

.calc-result {
    margin-bottom: 36px;
}

.calc-result-inner {
    background: linear-gradient(135deg, var(--color-accent-weak), rgba(245,197,24,0.02));
    border: 1px solid var(--color-accent-soft);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    text-align: center;
    transition: border-color var(--motion-default) var(--ease-out), background var(--motion-default) var(--ease-out);
}

.calc-result-inner.is-empty {
    background: transparent;
    border-color: var(--color-border-default);
    border-style: dashed;
}

.calc-result-inner.is-empty .calc-result-label::after {
    content: " — izaberite uslugu iznad";
    color: var(--color-text-dim);
    font-style: italic;
    font-weight: 400;
}

.calc-result-inner.is-empty .calc-result-amount {
    opacity: 0.3;
}

.calc-result-label {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 10px;
}

.calc-result-amount {
    font-family: var(--font-display);
    font-size: 4rem;
    font-weight: 400;
    line-height: 1;
}

#calcTotal {
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.calc-currency {
    color: var(--primary);
    font-size: 2rem;
}

.calc-result-note {
    display: block;
    margin-top: 12px;
    font-size: 0.8rem;
    color: var(--text-dim);
    font-style: italic;
}

.calc-cta {
    text-align: center;
}

.calc-cta p {
    color: var(--text-muted);
    margin-bottom: 20px;
}

.contact-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* === Other Services Notice === */
.other-services-notice {
    margin-top: 60px;
}

.notice-card {
    display: flex;
    gap: 24px;
    align-items: flex-start;
    background: rgba(245,197,24,0.05);
    border: 1px solid rgba(245,197,24,0.15);
    border-radius: var(--radius);
    padding: 32px;
}

.notice-card > i {
    font-size: 1.5rem;
    color: var(--primary);
    flex-shrink: 0;
    margin-top: 4px;
}

.notice-card h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 8px;
}

.notice-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* === Modal === */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.9);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.modal-overlay.active { display: flex; }

.modal-content {
    background: var(--bg-card);
    border-radius: var(--radius);
    max-width: 700px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    position: relative;
    animation: modalIn 0.4s ease;
}

@keyframes modalIn {
    from { opacity: 0; transform: scale(0.9) translateY(20px); }
    to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 2rem;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
    line-height: 1;
}

.modal-close:hover { color: var(--primary); }

.modal-body {
    padding: 48px;
}

.modal-body h2 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 900;
    margin-bottom: 8px;
}

.modal-body .modal-tag {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(245,197,24,0.15);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 24px;
}

.modal-body .modal-desc {
    color: var(--text-muted);
    line-height: 1.8;
    margin-bottom: 24px;
}

.modal-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin-bottom: 24px;
}

.modal-stat {
    background: rgba(255,255,255,0.03);
    padding: 20px;
    border-radius: var(--radius-sm);
    text-align: center;
}

.modal-stat strong {
    display: block;
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--primary);
    margin-bottom: 4px;
}

.modal-stat span {
    font-size: 0.8rem;
    color: var(--text-dim);
}

.modal-services {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.modal-service-tag {
    padding: 6px 14px;
    background: rgba(245,197,24,0.08);
    border: 1px solid rgba(245,197,24,0.15);
    border-radius: 20px;
    font-size: 0.8rem;
    color: var(--primary-light);
}

/* === Footer === */
#footer {
    background: var(--bg-darker);
    position: relative;
    padding-top: 0;
}

.footer-wave {
    color: var(--bg-dark);
    line-height: 0;
}

.footer-wave svg {
    width: 100%;
    height: 80px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 60px;
    padding: 60px 0 40px;
}

.footer-about p {
    color: var(--text-muted);
    margin: 16px 0 24px;
    font-size: 0.95rem;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--gradient);
    color: var(--bg-dark);
    transform: translateY(-3px);
}

.footer-links h4,
.footer-contact h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    margin-bottom: 20px;
    font-size: 1rem;
}

.footer-links li,
.footer-contact li {
    margin-bottom: 12px;
}

.footer-links a,
.footer-contact li {
    color: var(--text-muted);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 10px;
    transition: var(--transition);
}

.footer-links a:hover { color: var(--primary); }

.footer-contact li i {
    color: var(--primary);
    width: 16px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.05);
    padding: 24px 0;
    text-align: center;
}

.footer-bottom p {
    color: var(--text-dim);
    font-size: 0.85rem;
}

.footer-bottom a {
    color: var(--primary);
}

/* === Responsive === */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    /* Bento collapses to 4 cols on tablet */
    .projects-grid {
        grid-template-columns: repeat(4, 1fr);
        grid-auto-rows: 200px;
    }
    .project-card:nth-child(1) { grid-column: span 4; grid-row: span 2; }
    .project-card:nth-child(2) { grid-column: span 2; grid-row: span 1; }
    .project-card:nth-child(3) { grid-column: span 2; grid-row: span 1; }
    .project-card:nth-child(4) { grid-column: span 2; grid-row: span 1; }
    .project-card:nth-child(5) { grid-column: span 2; grid-row: span 2; }
    .project-card:nth-child(6) { grid-column: span 2; grid-row: span 1; }
    .project-card:nth-child(7) { grid-column: span 2; grid-row: span 1; }
    .project-card:nth-child(8) { grid-column: span 4; grid-row: span 1; }
    .price-cards { grid-template-columns: repeat(2, 1fr); }
    .price-card.featured-price { transform: scale(1); }
    .price-card.featured-price:hover { transform: translateY(-8px); }
}

@media (max-width: 768px) {
    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }
    .about-grid { grid-template-columns: 1fr; gap: 40px; }
    .services-grid { grid-template-columns: 1fr; }
    /* Bento → single stack on mobile but keep varied heights */
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 180px;
    }
    .project-card:nth-child(n) { grid-column: span 2; grid-row: span 1; }
    .project-card:nth-child(1) { grid-row: span 2; }
    .project-card:nth-child(5) { grid-row: span 2; }
    .price-cards { grid-template-columns: 1fr; }
    .calc-services { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 40px; }
    .hero-stats { gap: 30px; }
    .stat-number { font-size: 2.5rem; }
    .stat-suffix { font-size: 1.5rem; }
    .calculator { padding: 32px 20px; }
    .modal-body { padding: 32px 20px; }
    .modal-stats { grid-template-columns: 1fr; }
    .section { padding: 80px 0; }
    .section-header { margin-bottom: 48px; }
}

@media (max-width: 480px) {
    .hero-buttons { flex-direction: column; align-items: center; }
    .hero-stats { flex-direction: column; gap: 20px; }
    .projects-grid { grid-template-columns: 1fr; }
    .contact-buttons { flex-direction: column; align-items: center; }
    .notice-card { flex-direction: column; }
}

/* === Accessibility === */
/* Visible focus ring for keyboard navigation */
*:focus { outline: none; }
*:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 4px;
    border-radius: 4px;
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
    .particle, .hero-particles { display: none !important; }
    .cursor-follower { display: none !important; }
    .scroll-indicator { animation: none !important; }
}

/* === Animations === */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Smooth reveal for tab content */
.tab-section {
    animation: tabReveal 0.5s ease;
}

@keyframes tabReveal {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Floating animation for decorative elements */
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* Glow pulse */
@keyframes glowPulse {
    0%, 100% { box-shadow: 0 0 20px rgba(245,197,24,0.2); }
    50% { box-shadow: 0 0 40px rgba(245,197,24,0.4); }
}