/* =============================================================
   Astro's Apex Finishing — Custom Stylesheet
   Premium Dark Luxury Construction & Finishing Company
   ============================================================= */

/* ── CSS Variables ─────────────────────────────────────────── */
:root {
    --gold:          #C9A227;
    --gold-light:    #E8C55A;
    --gold-dark:     #9B7A1A;
    --black:         #000000;
    --charcoal:      #141414;
    --charcoal-light:#1E1E1E;
    --navy:          #0D1B2A;
    --off-white:     #F5F0E8;
    --warm-gray:     #888880;
    --border-gold:   rgba(201, 162, 39, 0.18);
    --border-white:  rgba(255, 255, 255, 0.06);
    --transition:    0.38s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Base Reset & Typography ────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    background-color: var(--black);
    color: var(--off-white);
    font-family: 'Jost', sans-serif;
    font-weight: 300;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { display: block; max-width: 100%; }

::selection {
    background: var(--gold);
    color: var(--black);
}

/* Custom scrollbar */
::-webkit-scrollbar            { width: 5px; }
::-webkit-scrollbar-track      { background: var(--charcoal); }
::-webkit-scrollbar-thumb      { background: var(--gold-dark); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover{ background: var(--gold); }


/* ================================================================
   GLOBAL UTILITIES
   ================================================================ */

.gold-text { color: var(--gold); }

/* Stronger brand treatment for hero and nav mark */
.hero-brand {
    color: var(--gold);
    font-weight: 700;
    text-shadow: 0 6px 20px rgba(0,0,0,0.6);
    letter-spacing: 0.02em;
}

/* Section Label (eyebrow text) */
.section-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Jost', sans-serif;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--gold);
    padding-left: 0;
}
.section-label::before {
    content: '';
    display: block;
    width: 28px;
    height: 1px;
    background: var(--gold);
    flex-shrink: 0;
}

/* Gold Divider Line */
.hero-gold-divider {
    width: 60px;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    margin: 0 auto;
    transform-origin: center;
}


/* ================================================================
   BUTTONS
   ================================================================ */

.btn-gold {
    display: inline-block;
    background: var(--gold);
    color: var(--black);
    font-family: 'Jost', sans-serif;
    font-weight: 500;
    font-size: 0.65rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid var(--gold);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
    white-space: nowrap;
}
.btn-gold:hover {
    background: transparent;
    color: var(--gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(201, 162, 39, 0.18);
}
.btn-gold:active { transform: translateY(0); }

.btn-outline-gold {
    display: inline-block;
    background: transparent;
    color: var(--gold);
    font-family: 'Jost', sans-serif;
    font-weight: 500;
    font-size: 0.65rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid var(--gold);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
    white-space: nowrap;
}
.btn-outline-gold:hover {
    background: var(--gold);
    color: var(--black);
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(201, 162, 39, 0.18);
}


/* ================================================================
   NAVIGATION
   ================================================================ */

#navbar {
    background: transparent;
}
#navbar.scrolled {
    background: rgba(10, 10, 10, 0.94);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border-gold);
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.5);
}

.nav-link {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(245, 240, 232, 0.7);
    text-decoration: none;
    position: relative;
    transition: color var(--transition);
}
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width var(--transition);
}
.nav-link:hover            { color: var(--gold); }
.nav-link:hover::after     { width: 100%; }

/* Hamburger */
.hamburger-line {
    display: block;
    width: 22px;
    height: 1px;
    background: var(--gold);
    transition: transform var(--transition), opacity var(--transition);
}
#menu-toggle.open .hamburger-line:nth-child(1) { transform: translateY(5px) rotate(45deg); }
#menu-toggle.open .hamburger-line:nth-child(2) { opacity: 0; }
#menu-toggle.open .hamburger-line:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* Mobile Drawer */
.mobile-menu {
    max-height: 0;
    overflow: hidden;
    background: rgba(10, 10, 10, 0.97);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border-gold);
    transition: max-height 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-menu.open { max-height: 520px; }


/* ================================================================
   HERO SECTION
   ================================================================ */

.hero-bg {
    background-image:
        linear-gradient(to bottom, rgba(0,0,0,0.55) 0%, rgba(0,0,0,0.08) 40%, rgba(0,0,0,0.88) 100%),
            url('https://source.unsplash.com/1800x1200/?nigeria,luxury,home,modern');
    background-size: cover;
        background-position: center 25%;
    background-attachment: fixed;
}

/* Blueprint-inspired diagonal grid accent */
.hero-diagonal-accent {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201,162,39,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201,162,39,0.025) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
}

/* Corner geometric accents */
.hero-corner {
    position: absolute;
    width: 60px;
    height: 60px;
    pointer-events: none;
}
.hero-corner-tl {
    top: 100px;
    left: 32px;
    border-top: 1px solid rgba(201,162,39,0.4);
    border-left: 1px solid rgba(201,162,39,0.4);
}
.hero-corner-br {
    bottom: 80px;
    right: 32px;
    border-bottom: 1px solid rgba(201,162,39,0.4);
    border-right: 1px solid rgba(201,162,39,0.4);
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    animation: scrollBounce 2.2s ease-in-out infinite;
}
@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0);   opacity: 0.6; }
    50%       { transform: translateX(-50%) translateY(6px); opacity: 1; }
}


/* ================================================================
   ABOUT SECTION
   ================================================================ */

.about-bg-ring {
    position: absolute;
    right: -200px;
    top: 50%;
    transform: translateY(-50%);
    width: 600px;
    height: 600px;
    border-radius: 50%;
    border: 1px solid var(--border-gold);
    pointer-events: none;
    opacity: 0.35;
}

.about-value-item {
    display: flex;
    gap: 1rem;
    padding: 1.2rem;
    border: 1px solid var(--border-white);
    border-radius: 2px;
    background: rgba(255,255,255,0.018);
    transition: border-color var(--transition), background var(--transition);
}
.about-value-item:hover {
    border-color: var(--border-gold);
    background: rgba(201,162,39,0.04);
}

.about-value-icon {
    display: flex;
    align-items: flex-start;
    padding-top: 3px;
    color: var(--gold);
    flex-shrink: 0;
}

/* About image frame */
.about-visual-wrapper { position: relative; }
.about-image-frame {
    position: relative;
    aspect-ratio: 4 / 5;
    overflow: hidden;
}
.about-image-frame img { width: 100%; height: 100%; object-fit: cover; }

.about-stat-badge {
    position: absolute;
    bottom: -24px;
    left: -24px;
    background: var(--charcoal);
    border: 1px solid var(--border-gold);
    padding: 1.25rem 1.75rem;
    z-index: 10;
}

.about-offset-border {
    position: absolute;
    top: 20px;
    right: -16px;
    bottom: -16px;
    left: 16px;
    border: 1px solid var(--border-gold);
    pointer-events: none;
    z-index: -1;
}


/* ================================================================
   SERVICES SECTION
   ================================================================ */

.service-card {
    position: relative;
    padding: 2rem;
    border: 1px solid var(--border-white);
    background: rgba(255,255,255,0.018);
    cursor: default;
    overflow: hidden;
    transition: border-color var(--transition), background var(--transition), transform var(--transition);
}
.service-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(201,162,39,0.06) 0%, transparent 60%);
    opacity: 0;
    transition: opacity var(--transition);
}
.service-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.service-card:hover {
    border-color: var(--border-gold);
    background: rgba(255,255,255,0.03);
    transform: translateY(-4px);
}
.service-card:hover::before { opacity: 1; }
.service-card:hover::after  { width: 100%; }

.service-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 1px solid var(--border-gold);
    color: var(--gold);
    margin-bottom: 1.25rem;
    transition: background var(--transition);
}
.service-card:hover .service-icon { background: rgba(201,162,39,0.08); }

.service-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.3rem;
    font-weight: 500;
    color: var(--off-white);
    margin-bottom: 0.65rem;
    line-height: 1.3;
}

.service-desc {
    font-size: 0.8rem;
    color: var(--warm-gray);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.service-arrow {
    font-size: 1.1rem;
    color: var(--gold);
    opacity: 0;
    transform: translateX(-8px);
    display: block;
    transition: opacity var(--transition), transform var(--transition);
}
.service-card:hover .service-arrow {
    opacity: 1;
    transform: translateX(0);
}


/* ================================================================
   PORTFOLIO SECTION
   ================================================================ */

.portfolio-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4 / 3;
    background: var(--charcoal-light);
}

.portfolio-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.65s cubic-bezier(0.4, 0, 0.2, 1), filter 0.65s ease;
    filter: grayscale(15%) brightness(0.85);
}
.portfolio-card:hover .portfolio-img {
    transform: scale(1.07);
    filter: grayscale(0%) brightness(0.75);
}

.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, rgba(0,0,0,0.3) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    transform: translateY(8px);
    transition: transform var(--transition);
}
.portfolio-card:hover .portfolio-overlay { transform: translateY(0); }

.portfolio-category {
    font-size: 0.58rem;
    font-weight: 500;
    letter-spacing: 0.26em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.4rem;
}
.portfolio-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--off-white);
}


/* ================================================================
   WHY CHOOSE US — STATS
   ================================================================ */

.stat-item {
    padding: 2rem 1.5rem;
    border: 1px solid var(--border-white);
    text-align: center;
    background: rgba(255,255,255,0.018);
    transition: border-color var(--transition);
}
.stat-item:hover { border-color: var(--border-gold); }

.stat-number {
    font-family: 'Cormorant Garamond', serif;
    font-size: 3.5rem;
    font-weight: 300;
    color: var(--gold);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--warm-gray);
}

/* Features */
.feature-card {
    padding: 2rem 1.5rem;
    border: 1px solid var(--border-white);
    background: rgba(255,255,255,0.018);
    text-align: center;
    transition: border-color var(--transition), background var(--transition), transform var(--transition);
}
.feature-card:hover {
    border-color: var(--border-gold);
    background: rgba(201,162,39,0.04);
    transform: translateY(-5px);
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    border: 1px solid var(--border-gold);
    color: var(--gold);
    margin: 0 auto 1.25rem;
    border-radius: 50%;
}

.feature-title {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.15rem;
    font-weight: 500;
    color: var(--off-white);
    margin-bottom: 0.6rem;
}

.feature-desc {
    font-size: 0.78rem;
    color: var(--warm-gray);
    line-height: 1.75;
}


/* ================================================================
   VISION SECTION
   ================================================================ */

.vision-bg {
    background-image:
        linear-gradient(rgba(0,0,0,0.78), rgba(0,0,0,0.78)),
        url('https://images.unsplash.com/photo-1541888946425-d81bb19240f5?w=1800&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.vision-quote-glyph {
    font-family: 'Cormorant Garamond', serif;
    font-size: 10rem;
    line-height: 0.7;
    color: var(--gold);
    opacity: 0.12;
    user-select: none;
    margin-bottom: -1rem;
}


/* ================================================================
   TESTIMONIALS
   ================================================================ */

.testimonial-card {
    padding: 2.5rem;
    border: 1px solid var(--border-white);
    background: rgba(255,255,255,0.018);
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition), transform var(--transition);
}
.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    right: 20px;
    font-family: 'Cormorant Garamond', serif;
    font-size: 8rem;
    color: var(--gold);
    opacity: 0.07;
    line-height: 1;
    pointer-events: none;
    user-select: none;
}
.testimonial-card:hover {
    border-color: var(--border-gold);
    transform: translateY(-4px);
}

.testimonial-stars {
    color: var(--gold);
    font-size: 0.85rem;
    letter-spacing: 2px;
    margin-bottom: 1.25rem;
}

.testimonial-quote {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.1rem;
    font-style: italic;
    color: rgba(245,240,232,0.85);
    line-height: 1.75;
    margin-bottom: 1.75rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 0.85rem;
}

.testimonial-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--gold-dark), var(--gold));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--black);
    flex-shrink: 0;
}

.testimonial-name {
    font-size: 0.82rem;
    font-weight: 500;
    color: var(--off-white);
}
.testimonial-location {
    font-size: 0.7rem;
    color: var(--warm-gray);
    margin-top: 2px;
}


/* ================================================================
   CONTACT SECTION
   ================================================================ */

.form-label {
    display: block;
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--warm-gray);
    margin-bottom: 0.6rem;
}

.form-input {
    display: block;
    width: 100%;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--border-white);
    color: var(--off-white);
    font-family: 'Jost', sans-serif;
    font-size: 0.85rem;
    font-weight: 300;
    padding: 0.85rem 1rem;
    outline: none;
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
    -webkit-appearance: none;
}
.form-input:focus {
    border-color: var(--gold);
    background: rgba(201,162,39,0.04);
    box-shadow: 0 0 0 3px rgba(201,162,39,0.08);
}
.form-input::placeholder { color: rgba(136,136,128,0.55); }

.form-select {
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23C9A227' stroke-width='1.5'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    background-size: 16px;
    padding-right: 2.5rem;
}
.form-select option {
    background: var(--charcoal);
    color: var(--off-white);
}

.form-textarea { resize: vertical; min-height: 130px; }

/* Contact Info */
.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border-white);
}

.contact-info-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid var(--border-gold);
    color: var(--gold);
    flex-shrink: 0;
}
.whatsapp-icon-border { border-color: rgba(74, 222, 128, 0.25); }

.contact-info-label {
    font-size: 0.6rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--warm-gray);
    margin-bottom: 2px;
}
.contact-info-value {
    font-size: 0.85rem;
    color: var(--off-white);
    text-decoration: none;
}

/* WhatsApp CTA */
.whatsapp-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: rgba(37,211,102,0.1);
    border: 1px solid rgba(37,211,102,0.3);
    color: #4ade80;
    font-size: 0.72rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-decoration: none;
    padding: 0.9rem 1.5rem;
    transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.whatsapp-cta-btn:hover {
    background: rgba(37,211,102,0.18);
    border-color: rgba(37,211,102,0.5);
    transform: translateY(-2px);
}

/* Social Icons */
.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-white);
    color: var(--warm-gray);
    text-decoration: none;
    transition: border-color var(--transition), color var(--transition), background var(--transition);
}
.social-icon:hover {
    border-color: var(--gold);
    color: var(--gold);
    background: rgba(201,162,39,0.06);
}

/* Form Feedback */
#form-message.success {
    background: rgba(74,222,128,0.07);
    border: 1px solid rgba(74,222,128,0.25);
    color: #4ade80;
}
#form-message.error {
    background: rgba(248,113,113,0.07);
    border: 1px solid rgba(248,113,113,0.25);
    color: #f87171;
}


/* ================================================================
   FOOTER
   ================================================================ */

.footer-heading {
    font-size: 0.62rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 1.25rem;
}

.footer-link {
    display: inline-block;
    font-size: 0.8rem;
    color: var(--warm-gray);
    text-decoration: none;
    transition: color var(--transition), transform var(--transition);
}
.footer-link:hover {
    color: var(--gold);
    transform: translateX(3px);
}


/* ================================================================
   WHATSAPP FLOATING BUTTON - REMOVED
   ================================================================ */


/* ================================================================
   SCROLL ANIMATIONS
   ================================================================ */

.animate-on-scroll {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.75s cubic-bezier(0.4,0,0.2,1), transform 0.75s cubic-bezier(0.4,0,0.2,1);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0) scaleX(1);
}

/* Specific animation variants */
[data-animation="fadeInLeft"] {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.75s cubic-bezier(0.4,0,0.2,1), transform 0.75s cubic-bezier(0.4,0,0.2,1);
}
[data-animation="fadeInLeft"].animated {
    opacity: 1;
    transform: translateX(0);
}

[data-animation="fadeInRight"] {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.75s cubic-bezier(0.4,0,0.2,1), transform 0.75s cubic-bezier(0.4,0,0.2,1);
}
[data-animation="fadeInRight"].animated {
    opacity: 1;
    transform: translateX(0);
}

[data-animation="fadeInDown"] {
    opacity: 0;
    transform: translateY(-24px);
    transition: opacity 0.75s cubic-bezier(0.4,0,0.2,1), transform 0.75s cubic-bezier(0.4,0,0.2,1);
}
[data-animation="fadeInDown"].animated {
    opacity: 1;
    transform: translateY(0);
}

[data-animation="scaleX"] {
    opacity: 0;
    transform: scaleX(0);
    transition: opacity 0.75s ease, transform 0.75s cubic-bezier(0.4,0,0.2,1);
}
[data-animation="scaleX"].animated {
    opacity: 1;
    transform: scaleX(1);
}


/* ================================================================
   RESPONSIVE ADJUSTMENTS
   ================================================================ */

@media (max-width: 1024px) {
    .hero-bg { background-attachment: scroll; }
    .vision-bg { background-attachment: scroll; }
}

@media (max-width: 768px) {
    .hero-bg {
        background-image:
            linear-gradient(to bottom, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.15) 40%, rgba(0,0,0,0.92) 100%),
            url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?w=900&q=80');
        background-position: center center;
    }

    .about-stat-badge  { left: 0; bottom: -20px; }
    .about-offset-border { display: none; }

    .hero-corner { display: none; }

    .stat-number { font-size: 2.5rem; }
}

@media (max-width: 480px) {
    .vision-quote-glyph { font-size: 6rem; }
}


/* ================================================================
   COMPACT INTERACTIVE SECTIONS
   ================================================================ */

section[id] {
    scroll-margin-top: 7rem;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 1.25rem;
}

.service-card,
.feature-card,
.about-value-item {
    cursor: pointer;
    outline: none;
}

.service-card:focus-visible,
.feature-card:focus-visible,
.about-value-item:focus-visible,
.carousel-button:focus-visible {
    outline: 2px solid var(--gold-light);
    outline-offset: 4px;
}

.service-card .collapse-grid,
.feature-card .collapse-grid,
.about-value-item .collapse-grid {
    display: grid;
    grid-template-rows: 0fr;
    opacity: 0;
    transform: translateY(-6px);
    transition: grid-template-rows 360ms cubic-bezier(0.4, 0, 0.2, 1),
                opacity 260ms ease,
                transform 360ms cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card .collapse-inner,
.feature-card .collapse-inner,
.about-value-item .collapse-inner {
    min-height: 0;
    overflow: hidden;
}

.service-card.is-expanded .collapse-grid,
.feature-card.is-expanded .collapse-grid,
.about-value-item.is-expanded .collapse-grid {
    grid-template-rows: 1fr;
    opacity: 1;
    transform: translateY(0);
}

.service-card .service-arrow {
    transition: color var(--transition), transform var(--transition);
}

.service-card.is-expanded .service-arrow {
    color: var(--gold-light);
    transform: rotate(90deg);
}

.service-card.is-expanded {
    grid-column: span 2;
    border-color: var(--border-gold);
    background: rgba(201,162,39,0.045);
}

.about-values-accordion {
    display: grid;
    gap: 0.75rem;
}

.about-values-accordion .about-value-item {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 0 1rem;
    padding: 1rem 4.5rem 1rem 1rem;
    margin: 0;
    position: relative;
}

.about-values-accordion .about-value-icon {
    margin: 0;
}

.about-values-accordion .about-value-content {
    min-width: 0;
}

.about-values-accordion .about-value-content h3 {
    margin: 0;
}

.about-values-accordion .collapse-grid {
    width: 100%;
}

.about-values-accordion .about-value-content .collapse-grid {
    margin-top: 0;
}

.about-values-accordion .about-value-item.is-expanded .collapse-grid {
    margin-top: 0.65rem;
}

.accordion-chevron {
    width: 2.75rem;
    height: 2.75rem;
    border: 1px solid var(--border-gold);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
    position: absolute;
    top: 50%;
    right: 1rem;
    transform: translateY(-50%);
    transition: transform var(--transition), background var(--transition);
}

.is-expanded > .accordion-chevron,
.is-expanded .accordion-chevron {
    transform: translateY(-50%) rotate(45deg);
    background: rgba(201,162,39,0.08);
}

.why-accordion {
    display: grid !important;
    grid-template-columns: 1fr;
    gap: 0.75rem !important;
    max-width: 920px;
    margin-inline: auto;
}

.why-accordion .feature-card {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 0 1.25rem;
    padding: 1rem 5rem 1rem 1.25rem;
    text-align: left;
    position: relative;
}

.why-accordion .feature-card:hover {
    transform: none;
}

.why-accordion .feature-icon {
    width: 48px;
    height: 48px;
    margin: 0;
}

.why-accordion .feature-title {
    margin: 0;
    font-size: 1.3rem;
}

.why-accordion .collapse-grid {
    grid-column: 2 / -1;
}

.why-accordion .feature-card.is-expanded .collapse-grid {
    margin-top: 0.65rem;
}

.carousel-controls {
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    margin: -1.75rem 0 1.5rem;
}

.carousel-button {
    width: 3rem;
    height: 3rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border-gold);
    color: var(--gold);
    background: rgba(255,255,255,0.018);
    font-size: 1.25rem;
    transition: color var(--transition), background var(--transition), transform var(--transition);
}

.carousel-button:hover:not(:disabled) {
    color: var(--black);
    background: var(--gold);
    transform: translateY(-2px);
}

.carousel-button:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.carousel-track {
    display: flex !important;
    gap: 1.25rem !important;
    overflow-x: auto;
    overscroll-behavior-inline: contain;
    scroll-behavior: smooth;
    scroll-snap-type: inline mandatory;
    scrollbar-width: none;
    padding: 0.25rem 0 1rem;
}

.carousel-track::-webkit-scrollbar {
    display: none;
}

.carousel-track > * {
    scroll-snap-align: start;
    scroll-snap-stop: always;
    flex: 0 0 calc((100% - 2.5rem) / 3);
    min-width: 0;
}

.carousel-track .portfolio-card {
    aspect-ratio: 4 / 5;
}

.carousel-track .testimonial-card {
    display: flex;
    flex-direction: column;
}

.carousel-track .testimonial-author {
    margin-top: auto;
}

.carousel-hint {
    display: none;
    align-items: center;
    gap: 0.55rem;
    margin-top: 0.5rem;
    color: var(--warm-gray);
    font-size: 0.66rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
}

@media (max-width: 1024px) {
    .service-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .carousel-track > * {
        flex-basis: calc((100% - 1.25rem) / 2);
    }
}

@media (max-width: 768px) {
    #about,
    #services,
    #portfolio,
    #why-us,
    #testimonials {
        padding-top: 5rem;
        padding-bottom: 5rem;
    }

    #services .text-center,
    #portfolio .text-center,
    #why-us .text-center,
    #testimonials .text-center {
        margin-bottom: 2.5rem;
    }

    .service-grid {
        gap: 0.75rem;
    }

    .service-card {
        min-height: 148px;
        padding: 1rem;
    }

    .service-card.is-expanded {
        min-height: 0;
    }

    .service-icon {
        width: 42px;
        height: 42px;
        margin-bottom: 1rem;
    }

    .service-title {
        font-size: 1rem;
        line-height: 1.25;
        margin-bottom: 0.65rem;
    }

    .service-desc {
        font-size: 0.75rem;
    }

    .service-arrow {
        bottom: 0.8rem;
        right: 0.9rem;
    }

    .why-accordion .feature-card {
        gap: 0 0.85rem;
        padding: 0.85rem 4.25rem 0.85rem 0.85rem;
    }

    .why-accordion .feature-icon {
        width: 44px;
        height: 44px;
    }

    .why-accordion .feature-title {
        font-size: 1.1rem;
    }

    .accordion-chevron {
        width: 2.75rem;
        height: 2.75rem;
    }

    .carousel-controls {
        display: none;
    }

    .carousel-track {
        margin-inline: -1.5rem;
        padding-inline: 1.5rem;
        scroll-padding-inline: 1.5rem;
    }

    .carousel-track > * {
        flex-basis: 86%;
    }

    .carousel-track .portfolio-card {
        aspect-ratio: 4 / 5;
    }

    .carousel-track .testimonial-card {
        padding: 2rem 1.5rem;
    }

    .carousel-hint {
        display: flex;
    }
}

@media (prefers-reduced-motion: reduce) {
    .service-card .collapse-grid,
    .feature-card .collapse-grid,
    .about-value-item .collapse-grid,
    .carousel-track {
        scroll-behavior: auto;
        transition-duration: 1ms;
    }
}