/* ============================================================
   Duanison Inc. — Modern Redesign (2026-07)
   Neat · Simple · Modern
   ============================================================ */

:root {
    /* Brand palette (from logo) */
    --blue-900: #0b2a6b;
    --blue-700: #1a4fc0;
    --blue-600: #2563eb;
    --blue-500: #3b82f6;
    --blue-100: #dbeafe;
    --blue-50: #eff6ff;
    --accent-red: #e8112d;
    --accent-yellow: #ffc400;
    --ink-900: #0f172a;
    --ink-700: #334155;
    --ink-500: #64748b;
    --ink-300: #cbd5e1;
    --surface: #ffffff;
    --surface-alt: #f8fafc;
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 10px;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 10px 30px -6px rgba(15, 23, 42, 0.12);
    --shadow-lg: 0 24px 60px -12px rgba(11, 42, 107, 0.22);
    --gradient-brand: linear-gradient(135deg, var(--blue-700) 0%, var(--blue-500) 100%);
    --font-sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-sans);
    color: var(--ink-900);
    background: var(--surface);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
    overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

::selection { background: var(--blue-100); color: var(--blue-900); }

/* ------------------------------------------------------------
   Reveal-on-scroll animation primitives
   ------------------------------------------------------------ */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.7s cubic-bezier(0.22, 1, 0.36, 1),
                transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
    will-change: opacity, transform;
}
.reveal.in-view { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

@media (prefers-reduced-motion: reduce) {
    .reveal { opacity: 1; transform: none; transition: none; }
    html { scroll-behavior: auto; }
    * { animation: none !important; }
}

/* ------------------------------------------------------------
   Header — glassmorphism sticky nav
   ------------------------------------------------------------ */
.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.78);
    -webkit-backdrop-filter: saturate(180%) blur(18px);
    backdrop-filter: saturate(180%) blur(18px);
    border-bottom: 1px solid rgba(15, 23, 42, 0.06);
    transition: box-shadow 0.3s ease, background 0.3s ease;
}
.site-header.scrolled {
    background: rgba(255, 255, 255, 0.92);
    box-shadow: 0 4px 24px rgba(15, 23, 42, 0.07);
}

.nav-container {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 28px;
    height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 32px;
}

.logo-link { display: flex; align-items: center; flex-shrink: 0; }
.logo {
    height: 52px;
    width: auto;
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
.logo-link:hover .logo { transform: scale(1.06) rotate(-2deg); }

.nav-links {
    display: flex;
    align-items: center;
    gap: 8px;
}
.nav-links a {
    position: relative;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--ink-700);
    padding: 10px 16px;
    border-radius: 999px;
    transition: color 0.25s ease, background 0.25s ease;
}
.nav-links a:hover { color: var(--blue-700); background: var(--blue-50); }
.nav-links a.active { color: var(--blue-700); background: var(--blue-100); font-weight: 600; }

.nav-social {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-shrink: 0;
}
.nav-social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px; height: 42px;
    border-radius: 50%;
    color: var(--ink-700);
    transition: color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}
.nav-social a:hover {
    color: #ffffff;
    background: var(--gradient-brand);
    transform: translateY(-2px);
}

/* Mobile menu button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 44px; height: 44px;
    background: none;
    border: none;
    cursor: pointer;
    border-radius: var(--radius-sm);
}
.mobile-menu-btn span {
    display: block;
    width: 22px; height: 2px;
    margin: 0 auto;
    background: var(--ink-900);
    border-radius: 2px;
    transition: transform 0.3s ease, opacity 0.3s ease;
}
.mobile-menu-btn.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.mobile-menu-btn.open span:nth-child(2) { opacity: 0; }
.mobile-menu-btn.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ------------------------------------------------------------
   Hero
   ------------------------------------------------------------ */
.hero {
    position: relative;
    padding: 156px 28px 90px;
    overflow: hidden;
    background:
        radial-gradient(ellipse 60% 50% at 85% 10%, rgba(59, 130, 246, 0.10), transparent 60%),
        radial-gradient(ellipse 50% 45% at 10% 90%, rgba(255, 196, 0, 0.08), transparent 60%),
        linear-gradient(180deg, var(--surface-alt) 0%, var(--surface) 100%);
}

.hero-inner {
    max-width: 1180px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 56px;
}

.hero-copy .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--blue-700);
    background: var(--blue-50);
    border: 1px solid var(--blue-100);
    padding: 8px 16px;
    border-radius: 999px;
    margin-bottom: 22px;
}
.hero-copy .hero-eyebrow::before {
    content: "";
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--gradient-brand);
    animation: pulse-dot 2.2s ease-in-out infinite;
}
@keyframes pulse-dot {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.35); opacity: 0.6; }
}

.hero-title {
    font-size: clamp(2.6rem, 5.4vw, 4.2rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.03em;
    color: var(--ink-900);
    margin-bottom: 20px;
}
.hero-title .grad {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2vw, 1.3rem);
    color: var(--ink-500);
    font-weight: 400;
    max-width: 30rem;
    margin-bottom: 34px;
}

.hero-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    padding: 15px 30px;
    border-radius: 999px;
    border: none;
    cursor: pointer;
    transition: transform 0.25s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.25s ease, background 0.25s ease;
}
.btn-primary {
    color: #ffffff;
    background: var(--gradient-brand);
    box-shadow: 0 10px 24px -8px rgba(37, 99, 235, 0.55);
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 16px 32px -8px rgba(37, 99, 235, 0.6); }
.btn-primary:active { transform: translateY(-1px); }
.btn-ghost {
    color: var(--ink-700);
    background: transparent;
    border: 1.5px solid var(--ink-300);
}
.btn-ghost:hover { border-color: var(--blue-600); color: var(--blue-700); background: var(--blue-50); transform: translateY(-3px); }

/* Hero visual */
.hero-visual { position: relative; display: flex; justify-content: center; }
.hero-visual::before {
    content: "";
    position: absolute;
    inset: 6%;
    border-radius: 50%;
    background: conic-gradient(from 120deg, rgba(37,99,235,0.18), rgba(232,17,45,0.10), rgba(255,196,0,0.14), rgba(37,99,235,0.18));
    filter: blur(42px);
    z-index: 0;
    animation: slow-spin 18s linear infinite;
}
@keyframes slow-spin { to { transform: rotate(360deg); } }

.hero-image {
    position: relative;
    z-index: 1;
    width: min(440px, 88%);
    border-radius: 50%;
    animation: float 6.5s ease-in-out infinite;
    filter: drop-shadow(0 30px 50px rgba(11, 42, 107, 0.18));
}
@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-14px); }
}

/* ------------------------------------------------------------
   Section scaffolding
   ------------------------------------------------------------ */
.section-container { max-width: 1180px; margin: 0 auto; padding: 0 28px; }

.section-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--blue-600);
    margin-bottom: 12px;
}
.section-title {
    font-size: clamp(1.9rem, 3.6vw, 2.6rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.15;
    color: var(--ink-900);
}

/* ------------------------------------------------------------
   Commitment cards
   ------------------------------------------------------------ */
.commitment { padding: 96px 0; background: var(--surface); }
.commitment-head { text-align: center; margin-bottom: 52px; }

.commitment-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}

.commitment-item {
    position: relative;
    background: var(--surface);
    border: 1px solid rgba(15, 23, 42, 0.07);
    border-radius: var(--radius-lg);
    padding: 40px 32px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.35s ease, border-color 0.35s ease;
    overflow: hidden;
}
.commitment-item::before {
    content: "";
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 4px;
    background: var(--gradient-brand);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.commitment-item:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: rgba(37, 99, 235, 0.25); }
.commitment-item:hover::before { transform: scaleX(1); }

.commitment-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 56px; height: 56px;
    border-radius: var(--radius-md);
    background: var(--blue-50);
    color: var(--blue-600);
    margin-bottom: 22px;
    transition: background 0.3s ease, color 0.3s ease, transform 0.3s ease;
}
.commitment-item:hover .commitment-icon {
    background: var(--gradient-brand);
    color: #ffffff;
    transform: scale(1.08) rotate(-4deg);
}

.commitment-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    margin-bottom: 10px;
    color: var(--ink-900);
}
.commitment-item p { color: var(--ink-500); font-size: 1.02rem; }

/* ------------------------------------------------------------
   Story band
   ------------------------------------------------------------ */
.story {
    position: relative;
    padding: 110px 28px;
    background: var(--blue-900);
    overflow: hidden;
    text-align: center;
}
.story::before,
.story::after {
    content: "";
    position: absolute;
    border-radius: 50%;
    filter: blur(70px);
    opacity: 0.35;
}
.story::before {
    width: 420px; height: 420px;
    background: var(--blue-600);
    top: -180px; left: -120px;
}
.story::after {
    width: 380px; height: 380px;
    background: #4f46e5;
    bottom: -200px; right: -100px;
}
.story-content { position: relative; z-index: 1; max-width: 820px; margin: 0 auto; }
.story-eyebrow {
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--blue-100);
    opacity: 0.85;
    margin-bottom: 18px;
}
.story-text {
    font-size: clamp(1.6rem, 3.4vw, 2.4rem);
    font-weight: 700;
    line-height: 1.3;
    letter-spacing: -0.02em;
    color: #ffffff;
}
.story-text em {
    font-style: normal;
    background: linear-gradient(120deg, #93c5fd, #fde68a);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}
.story-subtext {
    margin-top: 22px;
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    font-weight: 400;
    line-height: 1.75;
    color: rgba(219, 234, 254, 0.85);
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}

/* ------------------------------------------------------------
   Social section
   ------------------------------------------------------------ */
.social {
    padding: 88px 28px;
    text-align: center;
    background: var(--surface-alt);
}
.social p { color: var(--ink-500); font-size: 1.05rem; margin-bottom: 22px; }
.social-icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px; height: 64px;
    border-radius: 20px;
    color: #ffffff;
    background: linear-gradient(45deg, #f09433 0%, #e6683c 25%, #dc2743 50%, #cc2366 75%, #bc1888 100%);
    box-shadow: 0 14px 30px -10px rgba(220, 39, 67, 0.5);
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease;
}
.social-icon-link:hover { transform: translateY(-5px) scale(1.05); box-shadow: 0 20px 40px -10px rgba(220, 39, 67, 0.55); }

/* ------------------------------------------------------------
   Contact (home section + contact page)
   ------------------------------------------------------------ */
.contact-form-section { padding: 96px 0 110px; background: var(--surface); }

.contact-card {
    max-width: 1020px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(15, 23, 42, 0.06);
    background: var(--surface);
}

.contact-aside {
    position: relative;
    padding: 52px 44px;
    background: var(--gradient-brand);
    color: #ffffff;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 40px;
    overflow: hidden;
}
.contact-aside::after {
    content: "";
    position: absolute;
    width: 280px; height: 280px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    bottom: -120px; right: -80px;
}
.contact-aside h2 { font-size: 1.9rem; font-weight: 800; letter-spacing: -0.02em; margin-bottom: 14px; }
.contact-aside p { color: rgba(255, 255, 255, 0.85); font-size: 1.02rem; }
.contact-aside .contact-social {
    position: relative;
    z-index: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px; height: 48px;
    border-radius: 14px;
    color: #ffffff;
    background: rgba(255, 255, 255, 0.16);
    transition: background 0.25s ease, transform 0.25s ease;
}
.contact-aside .contact-social:hover { background: rgba(255, 255, 255, 0.28); transform: translateY(-3px); }

.contact-form-wrapper { padding: 52px 44px; }

.contact-form { display: flex; flex-direction: column; gap: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.contact-form input,
.contact-form textarea {
    font-family: var(--font-sans);
    font-size: 1rem;
    color: var(--ink-900);
    background: var(--surface-alt);
    border: 1.5px solid rgba(15, 23, 42, 0.09);
    border-radius: var(--radius-sm);
    padding: 15px 18px;
    width: 100%;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}
.contact-form input::placeholder,
.contact-form textarea::placeholder { color: var(--ink-500); }
.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--blue-500);
    background: #ffffff;
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.14);
}
.contact-form textarea { resize: vertical; min-height: 130px; }

.btn-send {
    align-self: flex-start;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-sans);
    font-size: 1rem;
    font-weight: 600;
    color: #ffffff;
    background: var(--gradient-brand);
    border: none;
    border-radius: 999px;
    padding: 15px 36px;
    cursor: pointer;
    box-shadow: 0 10px 24px -8px rgba(37, 99, 235, 0.55);
    transition: transform 0.25s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.25s ease, opacity 0.25s ease;
}
.btn-send:hover { transform: translateY(-3px); box-shadow: 0 16px 32px -8px rgba(37, 99, 235, 0.6); }
.btn-send:disabled { opacity: 0.65; cursor: wait; transform: none; }

.form-status {
    font-size: 0.95rem;
    border-radius: var(--radius-sm);
    padding: 13px 16px;
    display: none;
}
.form-status.success { display: block; background: #ecfdf5; color: #047857; border: 1px solid #a7f3d0; }
.form-status.error { display: block; background: #fef2f2; color: #b91c1c; border: 1px solid #fecaca; }

/* Page hero (About / Contact) */
.page-hero {
    padding: 168px 28px 64px;
    text-align: center;
    background:
        radial-gradient(ellipse 55% 60% at 50% 0%, rgba(59, 130, 246, 0.10), transparent 65%),
        linear-gradient(180deg, var(--surface-alt) 0%, var(--surface) 100%);
}
.page-hero h1 {
    font-size: clamp(2.3rem, 4.6vw, 3.4rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 16px;
}
.page-hero-subtitle {
    color: var(--ink-500);
    font-size: 1.15rem;
    max-width: 38rem;
    margin: 0 auto;
}

.contact-section { padding: 30px 0 110px; }

/* ------------------------------------------------------------
   About page
   ------------------------------------------------------------ */
.about-section { padding: 30px 0 110px; }

.about-grid {
    max-width: 1080px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.05fr 0.95fr;
    align-items: center;
    gap: 64px;
    padding: 0 28px;
}

.about-text h2 {
    font-size: clamp(1.9rem, 3.6vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.025em;
    margin-bottom: 22px;
}
.about-text p {
    color: var(--ink-700);
    font-size: 1.08rem;
    margin-bottom: 18px;
}

.about-highlights { display: grid; gap: 14px; margin-top: 28px; }
.about-highlight {
    display: flex;
    align-items: center;
    gap: 14px;
    font-weight: 600;
    color: var(--ink-900);
    background: var(--surface-alt);
    border: 1px solid rgba(15, 23, 42, 0.06);
    border-radius: var(--radius-md);
    padding: 15px 20px;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), box-shadow 0.3s ease;
}
.about-highlight:hover { transform: translateX(6px); box-shadow: var(--shadow-md); }
.about-highlight .dot {
    flex-shrink: 0;
    width: 34px; height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    background: var(--blue-50);
    color: var(--blue-600);
}

.about-image { position: relative; }
.about-image::before {
    content: "";
    position: absolute;
    inset: -18px;
    border-radius: var(--radius-lg);
    background: var(--gradient-brand);
    opacity: 0.10;
    transform: rotate(-2.5deg);
    transition: transform 0.4s ease;
}
.about-image:hover::before { transform: rotate(-1deg) scale(1.01); }
.about-image img {
    position: relative;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

/* ------------------------------------------------------------
   Error page (404)
   ------------------------------------------------------------ */
.error-page {
    min-height: 72vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 150px 28px 80px;
    background:
        radial-gradient(ellipse 55% 60% at 50% 0%, rgba(59, 130, 246, 0.09), transparent 65%),
        var(--surface);
}
.error-page h1 {
    font-size: clamp(5rem, 14vw, 8.5rem);
    font-weight: 800;
    line-height: 1;
    letter-spacing: -0.04em;
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 10px;
}
.error-page p { color: var(--ink-500); font-size: 1.15rem; margin-bottom: 30px; }

/* ------------------------------------------------------------
   Footer
   ------------------------------------------------------------ */
.site-footer {
    background: #0b1220;
    color: #e2e8f0;
    padding: 72px 28px 40px;
}
.footer-content {
    max-width: 1180px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 48px;
    flex-wrap: wrap;
}
.footer-brand { display: flex; flex-direction: column; gap: 16px; }
.footer-title { font-size: 1.5rem; font-weight: 800; letter-spacing: -0.02em; color: #ffffff; }
.footer-tagline { color: #94a3b8; font-size: 0.98rem; max-width: 22rem; }
.footer-brand .footer-social {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px; height: 42px;
    border-radius: 12px;
    color: #e2e8f0;
    background: rgba(255, 255, 255, 0.07);
    transition: background 0.25s ease, transform 0.25s ease, color 0.25s ease;
}
.footer-brand .footer-social:hover { background: var(--gradient-brand); color: #ffffff; transform: translateY(-3px); }

.footer-links { display: flex; gap: 64px; }
.footer-col { display: flex; flex-direction: column; gap: 12px; }
.footer-col-title {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: #64748b;
    margin-bottom: 4px;
}
.footer-col a {
    color: #cbd5e1;
    font-size: 0.98rem;
    transition: color 0.2s ease, transform 0.2s ease;
}
.footer-col a:hover { color: #ffffff; transform: translateX(3px); }

.footer-bottom {
    max-width: 1180px;
    margin: 48px auto 0;
    padding-top: 28px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
}
.footer-copyright { color: #64748b; font-size: 0.9rem; }

.footer-badge a {
    display: inline-block;
    transition: transform 0.3s cubic-bezier(0.22, 1, 0.36, 1), filter 0.3s ease;
}
.footer-badge img { height: 96px; width: auto; }
.footer-badge a:hover { transform: scale(1.05); filter: brightness(1.1); }

/* ------------------------------------------------------------
   Responsive
   ------------------------------------------------------------ */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 44px; }
    .hero-copy .hero-eyebrow { margin-left: auto; margin-right: auto; }
    .hero-subtitle { margin-left: auto; margin-right: auto; }
    .hero-actions { justify-content: center; }
    .hero-visual { order: -1; }
    .hero-image { width: min(320px, 78%); }

    .commitment-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

    .contact-card { grid-template-columns: 1fr; }
    .contact-aside { padding: 40px 30px; }
    .contact-form-wrapper { padding: 40px 30px; }

    .about-grid { grid-template-columns: 1fr; gap: 44px; }
    .about-image { max-width: 480px; margin: 0 auto; }

    .footer-content { flex-direction: column; }
    .footer-links { gap: 44px; }
}

@media (max-width: 760px) {
    .nav-container { height: 68px; padding: 0 20px; }
    .logo { height: 44px; }

    .nav-links {
        position: fixed;
        top: 68px; left: 0; right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: 4px;
        background: rgba(255, 255, 255, 0.97);
        -webkit-backdrop-filter: blur(18px);
        backdrop-filter: blur(18px);
        border-bottom: 1px solid rgba(15, 23, 42, 0.08);
        box-shadow: 0 20px 40px -18px rgba(15, 23, 42, 0.25);
        padding: 14px 20px 20px;
        opacity: 0;
        transform: translateY(-12px);
        pointer-events: none;
        transition: opacity 0.3s ease, transform 0.3s ease;
    }
    .nav-links.open { opacity: 1; transform: translateY(0); pointer-events: auto; }
    .nav-links a { padding: 14px 16px; font-size: 1.05rem; text-align: center; }

    .nav-social { display: none; }
    .mobile-menu-btn { display: flex; }

    .hero { padding: 130px 20px 70px; }
    .commitment { padding: 72px 0; }
    .story { padding: 84px 20px; }
    .social { padding: 68px 20px; }
    .contact-form-section { padding: 72px 0 84px; }
    .form-row { grid-template-columns: 1fr; }
    .page-hero { padding: 140px 20px 48px; }

    .footer-bottom { flex-direction: column; align-items: flex-start; }
    .footer-badge img { height: 80px; }
}