/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 5rem; }
body { overflow-x: hidden; }

/* ── Navbar ── */
#navbar {
    background: transparent;
    transition: background 0.4s ease, box-shadow 0.4s ease, backdrop-filter 0.4s ease;
}
#navbar.scrolled {
    background: rgba(253, 252, 250, 0.9);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 1px 0 rgba(123, 45, 59, 0.08);
}

/* ── Hero Grid ── */
.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
    padding-bottom: 4rem;
}
@media (min-width: 1024px) {
    .hero-grid {
        grid-template-columns: 1.1fr 0.9fr;
        gap: 2rem;
    }
}

/* ── Section Labels & Titles ── */
.section-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #7B2D3B;
    background: linear-gradient(135deg, #FBEEF0, #F5D5DA);
    padding: 0.4rem 1rem;
    border-radius: 100px;
    margin-bottom: 1rem;
}
.section-title {
    font-family: 'DM Serif Display', Georgia, serif;
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.1;
    color: #41191E;
}

/* ── Service Cards ── */
.service-card {
    background: white;
    border-radius: 1.5rem;
    overflow: hidden;
    border: 1px solid rgba(123, 45, 59, 0.06);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
}
.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 25px 60px -20px rgba(123, 45, 59, 0.15);
}
.service-card-img {
    position: relative;
    height: 180px;
    overflow: hidden;
}
.service-card-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.service-card:hover .service-card-img img {
    transform: scale(1.08);
}
.service-card-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(65, 25, 30, 0.15), transparent);
    opacity: 0;
    transition: opacity 0.4s ease;
}
.service-card:hover .service-card-img-overlay {
    opacity: 1;
}
.service-card-body {
    padding: 1.5rem;
}
.service-card-number {
    font-family: 'DM Serif Display', serif;
    font-size: 0.85rem;
    color: #EBA8B4;
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}
.service-card-title {
    font-family: 'DM Serif Display', serif;
    font-size: 1.35rem;
    color: #41191E;
    margin-bottom: 0.5rem;
}
.service-card-desc {
    font-size: 0.9rem;
    color: #8A8679;
    line-height: 1.65;
}

/* ── About Grid ── */
.about-grid {
    display: grid;
    gap: 4rem;
    align-items: center;
}
@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

/* ── Process Cards ── */
.process-card {
    text-align: left;
    padding: 2rem;
    border-radius: 1.5rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    transition: background 0.3s ease, border-color 0.3s ease;
}
.process-card:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
}

/* ── Testimonial Cards ── */
.testimonial-card {
    background: white;
    border-radius: 1.5rem;
    padding: 2rem;
    border: 1px solid rgba(123, 45, 59, 0.06);
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.4s ease;
}
.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 50px -20px rgba(123, 45, 59, 0.12);
}

/* ── Contact Grid ── */
.contact-grid {
    display: grid;
    gap: 4rem;
    align-items: start;
}
@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }
}

/* ── Form Inputs ── */
.input-field {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1.5px solid #EAE7E0;
    border-radius: 0.875rem;
    background: white;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 0.95rem;
    color: #545047;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    outline: none;
}
.input-field::placeholder { color: #ADAA9F; }
.input-field:focus {
    border-color: #DB748A;
    box-shadow: 0 0 0 3px rgba(219, 116, 138, 0.12);
}

/* ── Primary Button ── */
.btn-primary {
    position: relative;
    width: 100%;
    padding: 1rem 2rem;
    background: #7B2D3B;
    color: white;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 1rem;
    font-weight: 600;
    border: none;
    border-radius: 0.875rem;
    cursor: pointer;
    overflow: hidden;
    transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}
.btn-primary:hover {
    background: #62242F;
    transform: translateY(-1px);
    box-shadow: 0 12px 30px -10px rgba(123, 45, 59, 0.4);
}
.btn-primary:active { transform: translateY(0); }
.btn-primary:disabled { opacity: 0.7; cursor: not-allowed; }

/* ── Mobile Menu ── */
.mobile-link {
    display: block;
    padding: 0.75rem 0;
    border-bottom: 1px solid rgba(123, 45, 59, 0.08);
}
.mobile-link:last-child { border-bottom: none; }

/* ── Animations (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
    .reveal {
        opacity: 0;
        transform: translateY(30px);
        transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1), transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    }
    .reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }
    .reveal-delay-5 { transition-delay: 0.5s; }
}

/* ── Back to top ── */
#back-to-top.visible {
    opacity: 1;
    pointer-events: auto;
}

/* ── Utility ── */
@media (max-width: 767px) {
    .hero-images { display: none; }
}