/* ===================================================================
   TANYALAH — Gen-Z Anonymous Q&A
   Aesthetic: Dopamine UI + glassmorphism on deep indigo,
   floating message bubbles, gradient mesh, bento layouts
   Fonts: Bricolage Grotesque (display) + DM Sans (body)
   =================================================================== */

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

:root {
    --pink: #ff008a;
    --red: #d30000;
    --violet: #8e00e5;
    --violet-deep: #2d0049;
    --coral: #ff4079;
    --cyan: #0ff;
    --orange: #fe831b;
    --lime: #c8ff00;
    --peach: #ffb199;
    --lavender: #c4b5fd;

    --bg: #06000f;
    --bg-elevated: #0c0618;
    --surface: rgba(255,255,255,0.05);
    --surface-hover: rgba(255,255,255,0.09);
    --glass: rgba(255,255,255,0.04);
    --glass-border: rgba(255,255,255,0.08);
    --text: #fff;
    --text-muted: rgba(255,255,255,0.5);
    --danger: #ef4444;
    --success: #22c55e;

    --font-display: 'Bricolage Grotesque', system-ui, sans-serif;
    --font-body: 'DM Sans', system-ui, sans-serif;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-full: 9999px;

    --gradient-primary: linear-gradient(156deg, var(--pink) 0%, var(--violet) 100%);
    --gradient-warm: linear-gradient(135deg, var(--coral) 0%, var(--orange) 100%);
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
    background-image:
        radial-gradient(ellipse at 15% 0%, rgba(255,0,138,0.12) 0%, transparent 50%),
        radial-gradient(ellipse at 85% 100%, rgba(142,0,229,0.1) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 50%, rgba(0,255,255,0.03) 0%, transparent 40%);
    background-attachment: fixed;
}

.container { max-width: 680px; margin: 0 auto; padding: 0 1.25rem; width: 100%; }

/* ======================== REVEAL ANIMATIONS ======================== */
.reveal {
    opacity: 0;
    transform: translateY(28px);
    animation: revealUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.reveal-d1 { animation-delay: 0.15s; }
.reveal-d2 { animation-delay: 0.3s; }
.reveal-d3 { animation-delay: 0.45s; }
.reveal-d4 { animation-delay: 0.6s; }

.reveal-scale {
    opacity: 0;
    transform: scale(0.92);
    animation: revealScale 0.7s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes revealUp {
    to { opacity: 1; transform: translateY(0); }
}

@keyframes revealScale {
    to { opacity: 1; transform: scale(1); }
}

@keyframes drift {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(15px, -10px) scale(1.02); }
    66% { transform: translate(-10px, 8px) scale(0.98); }
}

@keyframes floatBubble {
    0%, 100% { transform: translateY(0) rotate(var(--r, 0deg)); }
    50% { transform: translateY(-18px) rotate(calc(var(--r, 0deg) + 2deg)); }
}

@keyframes pulseGlow {
    0%, 100% { box-shadow: 0 0 30px rgba(255,0,138,0.3); }
    50% { box-shadow: 0 0 60px rgba(255,0,138,0.5), 0 0 100px rgba(142,0,229,0.2); }
}

@keyframes shimmer {
    from { left: -100%; }
    to { left: 100%; }
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

@keyframes textFill {
    0% { -webkit-text-fill-color: transparent; -webkit-text-stroke: 2px var(--pink); }
    100% { -webkit-text-fill-color: transparent; -webkit-text-stroke: 0px; background: var(--gradient-primary); -webkit-background-clip: text; background-clip: text; }
}

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

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

@keyframes bounceSubtle {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
}

/* ======================== NAVBAR ======================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 0.75rem 1.25rem;
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    background: rgba(6,0,15,0.6);
    border-bottom: 1px solid var(--glass-border);
    transition: background 0.4s, box-shadow 0.4s;
}
.navbar.scrolled {
    background: rgba(6,0,15,0.92);
    box-shadow: 0 4px 30px rgba(0,0,0,0.4);
}

.nav-inner {
    max-width: 1100px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.03em;
}
.logo-icon { border-radius: 6px; margin-right: 0.4rem; vertical-align: -3px; }
.logo-dot { color: var(--pink); }

.nav-links { display: flex; gap: 0.5rem; align-items: center; }
.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 0.4rem 0.75rem;
    border-radius: var(--radius-full);
    transition: color 0.3s cubic-bezier(.44,0,.56,1);
}
.nav-link:hover { color: var(--pink); }

.btn-nav {
    display: inline-block;
    background: var(--surface);
    color: var(--text);
    padding: 0.4rem 1rem;
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s;
    font-family: var(--font-body);
}
.btn-nav:hover { background: var(--surface-hover); border-color: var(--pink); color: var(--pink); }

/* ======================== BUTTONS ======================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(.44,0,.56,1);
    border: none;
    line-height: 1;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none !important; }

.btn-primary {
    background: var(--gradient-primary);
    color: #fff;
    padding: 0.75rem 2rem;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    box-shadow: 0 0 30px rgba(255,0,138,0.25);
    position: relative;
    overflow: hidden;
}
.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: none;
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 50px rgba(255,0,138,0.4);
}
.btn-primary:hover::before {
    animation: shimmer 0.6s ease forwards;
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
    background: transparent;
    color: var(--text);
    padding: 0.75rem 2rem;
    border-radius: var(--radius-full);
    font-size: 0.95rem;
    border: 1.5px solid rgba(255,255,255,0.15);
}
.btn-ghost:hover { border-color: var(--text); background: rgba(255,255,255,0.05); }

.btn-xl { padding: 1rem 2.5rem; font-size: 1.05rem; }
.btn-block { display: flex; width: 100%; }
.btn-sm { padding: 0.4rem 1rem; font-size: 0.85rem; border-radius: var(--radius-full); }

.btn-copy {
    background: rgba(255,255,255,0.08);
    color: var(--text);
    padding: 0.6rem 1rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: 0.85rem;
    font-weight: 600;
    border: 1px solid var(--glass-border);
    border-left: none;
    white-space: nowrap;
}
.btn-copy:hover { background: var(--surface-hover); color: var(--pink); }

.btn-icon {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0.4rem;
    border-radius: 8px;
    transition: all 0.2s;
    display: inline-flex;
}
.btn-icon:hover { background: rgba(239,68,68,0.15); color: var(--danger); }

/* ======================== HERO ======================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 60px;
}

/* Animated gradient mesh background */
.hero-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}
.hero-mesh {
    position: absolute;
    inset: -50%;
    background:
        radial-gradient(ellipse at 30% 20%, rgba(255,0,138,0.2) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 80%, rgba(142,0,229,0.18) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 20%, rgba(0,255,255,0.08) 0%, transparent 40%),
        radial-gradient(ellipse at 20% 80%, rgba(254,131,27,0.08) 0%, transparent 40%);
    animation: drift 25s ease-in-out infinite;
    filter: blur(60px);
}

/* Floating message bubbles */
.hero-bubbles {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}
.hero-bubble {
    position: absolute;
    background: rgba(255,255,255,0.04);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 20px;
    padding: 0.8rem 1.2rem;
    animation: floatBubble 7s ease-in-out infinite;
    transition: transform 0.3s;
}
.hero-bubble span {
    font-family: var(--font-body);
    font-size: 0.82rem;
    color: rgba(255,255,255,0.6);
    white-space: nowrap;
    font-weight: 500;
}
.hero-bubble::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 20px;
    padding: 1px;
    background: linear-gradient(135deg, rgba(255,0,138,0.2), rgba(142,0,229,0.1), transparent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.hb-1 { top: 12%; left: 5%;  --r: -4deg; animation-delay: 0s;    opacity: 0.8; }
.hb-2 { top: 8%;  right: 8%; --r: 3deg;  animation-delay: -1.5s; opacity: 0.7; }
.hb-3 { bottom: 22%; left: 4%;  --r: 5deg;  animation-delay: -3s;   opacity: 0.6; }
.hb-4 { bottom: 18%; right: 5%; --r: -3deg; animation-delay: -2s;   opacity: 0.7; }
.hb-5 { top: 40%; left: -1%;  --r: 6deg;  animation-delay: -4.5s; opacity: 0.5; }
.hb-6 { top: 30%; right: 3%; --r: -5deg; animation-delay: -1s;   opacity: 0.6; }

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 640px;
    padding: 0 1.5rem;
}

.hero-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(3.5rem, 10vw, 7rem);
    line-height: 0.95;
    letter-spacing: -0.04em;
    margin-bottom: 1.5rem;
}

.hero-line { display: block; }
.hero-accent {
    background: var(--gradient-primary);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 4s ease infinite;
}

.hero-sub {
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}
.hero-emoji {
    display: inline-block;
    color: rgba(255,255,255,0.7);
    font-weight: 600;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}
.hero-cta .btn-primary {
    animation: pulseGlow 3s ease-in-out infinite;
}

/* Share box */
.share-box { max-width: 440px; margin: 0 auto; }
.share-label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 0.5rem;
}
.share-input-wrap { display: flex; }
.share-input-wrap input {
    flex: 1;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    color: var(--text);
    padding: 0.65rem 1rem;
    border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    font-size: 0.9rem;
    font-family: var(--font-body);
    outline: none;
}
.share-compact { max-width: 380px; }

/* ======================== MARQUEE ======================== */
.social-proof {
    padding: 1.5rem 0 1rem;
    overflow: hidden;
}

.marquee-wrap {
    max-width: 100vw;
    overflow: hidden;
    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);
}

.marquee {
    display: flex;
    gap: 0.75rem;
    width: max-content;
    animation: marqueeScroll 40s linear infinite;
    padding: 0.4rem 0;
}
.marquee-reverse {
    animation: marqueeScrollReverse 45s linear infinite;
    margin-top: 0.5rem;
}

.marquee-item {
    flex-shrink: 0;
    padding: 0.55rem 1.2rem;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 600;
    color: rgba(255,255,255,0.75);
    white-space: nowrap;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(255,255,255,0.07);
    border-radius: var(--radius-full);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    transition: border-color 0.3s, color 0.3s;
}
.marquee-item:hover {
    border-color: var(--pink);
    color: #fff;
}

/* ======================== SAMPLE MESSAGES ======================== */
.samples-section {
    padding: 5rem 0;
    position: relative;
}
.samples-section .container {
    max-width: 960px;
}

.samples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 1rem;
}

.sample-card {
    background: rgba(255,255,255,0.03);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255,255,255,0.06);
    border-radius: 20px;
    padding: 1.4rem;
    transition: transform 0.35s cubic-bezier(.44,0,.56,1), box-shadow 0.35s, border-color 0.35s;
    position: relative;
    overflow: hidden;
}
.sample-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity 0.3s;
}
.sample-card:hover {
    transform: translateY(-6px) rotate(-1deg);
    box-shadow: 0 20px 50px rgba(255,0,138,0.12);
    border-color: rgba(255,0,138,0.2);
}
.sample-card:hover::before { opacity: 1; }

.sample-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 0.85rem;
    color: #fff;
    margin-bottom: 0.8rem;
}
.sample-avatar.av-violet { background: linear-gradient(135deg, var(--violet), var(--cyan)); }
.sample-avatar.av-orange { background: linear-gradient(135deg, var(--orange), var(--coral)); }
.sample-avatar.av-cyan { background: linear-gradient(135deg, var(--cyan), var(--lavender)); }
.sample-avatar.av-lime { background: linear-gradient(135deg, var(--lime), var(--cyan)); }
.sample-avatar.av-peach { background: linear-gradient(135deg, var(--peach), var(--pink)); }

.sample-text {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.95rem;
    color: rgba(255,255,255,0.9);
    line-height: 1.4;
    letter-spacing: -0.01em;
}

.sample-tag {
    display: inline-block;
    margin-top: 0.8rem;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--pink);
    background: rgba(255,0,138,0.1);
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
}
.sample-tag.tag-new { color: var(--cyan); background: rgba(0,255,255,0.1); }
.sample-tag.tag-hot { color: var(--orange); background: rgba(254,131,27,0.1); }
.sample-tag.tag-fun { color: var(--lime); background: rgba(200,255,0,0.1); }
.sample-tag.tag-real { color: var(--lavender); background: rgba(196,181,253,0.1); }

/* ======================== HOW IT WORKS ======================== */
.how-section {
    padding: 5rem 0 6rem;
    position: relative;
}
.how-section .container {
    max-width: 960px;
}

.section-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2.25rem;
    text-align: center;
    margin-bottom: 3.5rem;
    letter-spacing: -0.03em;
}

.steps-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 1rem;
}

.step-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem 1.5rem;
    position: relative;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(.44,0,.56,1);
}
.step-card:hover {
    transform: translateY(-4px);
    border-color: rgba(255,0,138,0.25);
    box-shadow: 0 20px 60px rgba(255,0,138,0.08);
}

/* First card spans full left column */
.step-card:first-child {
    grid-row: 1 / 3;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.step-watermark {
    position: absolute;
    top: -0.5rem;
    right: 0.5rem;
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 7rem;
    line-height: 1;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    opacity: 0.04;
    pointer-events: none;
}

.step-icon {
    font-size: 2rem;
    margin-bottom: 1rem;
    display: block;
}

.step-num {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 0.7rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.15em;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.step-card h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.step-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Tinted glass for each step */
.step-card:nth-child(1) { border-color: rgba(255,0,138,0.12); }
.step-card:nth-child(1):hover { border-color: rgba(255,0,138,0.3); }
.step-card:nth-child(2) { border-color: rgba(142,0,229,0.12); }
.step-card:nth-child(2):hover { border-color: rgba(142,0,229,0.3); }
.step-card:nth-child(3) { border-color: rgba(0,255,255,0.1); }
.step-card:nth-child(3):hover { border-color: rgba(0,255,255,0.25); }

/* ======================== FINAL CTA ======================== */
.final-cta { padding: 2rem 0 7rem; }
.final-cta .container { max-width: 960px; }

.cta-card {
    text-align: center;
    padding: 5rem 2rem;
    border-radius: 32px;
    position: relative;
    overflow: hidden;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
}
.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 40% 50%, rgba(255,0,138,0.1) 0%, transparent 50%),
                radial-gradient(ellipse at 60% 50%, rgba(142,0,229,0.1) 0%, transparent 50%);
    pointer-events: none;
    animation: drift 20s ease-in-out infinite;
}

.cta-photos {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0;
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}
.cta-photo {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--bg);
    margin-left: -12px;
    position: relative;
}
.cta-photo:first-child { margin-left: 0; }
.cp-1 { z-index: 4; }
.cp-2 { z-index: 3; }
.cp-3 { z-index: 2; }
.cp-4 { z-index: 1; }

.cta-user-count {
    display: inline-flex;
    align-items: center;
    margin-left: 0.5rem;
    background: rgba(255,0,138,0.12);
    color: var(--pink);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.3rem 0.8rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255,0,138,0.2);
    position: relative;
    z-index: 1;
}

.cta-card h2 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 1;
}
.cta-card em {
    font-style: italic;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.cta-card p { color: var(--text-muted); margin-bottom: 2rem; font-size: 1.05rem; position: relative; z-index: 1; }
.cta-card .btn { position: relative; z-index: 1; }
.cta-card .btn-primary {
    animation: pulseGlow 3s ease-in-out infinite;
}

/* ======================== AUTH SECTION ======================== */
.auth-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
    padding-top: 60px;
}

.auth-visual {
    position: relative;
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: flex-end;
    padding: 3rem;
}

.auth-visual-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6,0,15,0.9) 0%, rgba(6,0,15,0.2) 50%, rgba(142,0,229,0.2) 100%);
}

.auth-visual-text {
    position: relative;
    z-index: 1;
}
.auth-visual-text h2 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 2.75rem;
    letter-spacing: -0.03em;
    margin-top: 0.5rem;
}
.auth-visual-text p { color: var(--text-muted); font-size: 1.1rem; margin-top: 0.5rem; }

.auth-form-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    background: var(--bg);
}

.auth-card {
    width: 100%;
    max-width: 400px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    padding: 2.5rem;
    border-radius: 24px;
}
.auth-card h1 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.75rem;
    margin-bottom: 2rem;
    letter-spacing: -0.02em;
}

.auth-link {
    text-align: center;
    margin-top: 1.75rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}
.auth-link a {
    color: var(--pink);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}
.auth-link a:hover { color: var(--coral); }

/* ======================== FORMS ======================== */
.form-group { margin-bottom: 1.25rem; }
.form-group label {
    display: block;
    margin-bottom: 0.4rem;
    font-weight: 500;
    font-size: 0.8rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.7rem 0.9rem;
    background: rgba(255,255,255,0.04);
    border: 1.5px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 0.95rem;
    font-family: var(--font-body);
    transition: all 0.3s;
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,0.2); }
.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--pink);
    box-shadow: 0 0 0 3px rgba(255,0,138,0.12);
}
.input-hint {
    display: block;
    margin-top: 0.35rem;
    color: var(--text-muted);
    font-size: 0.8rem;
}
.input-hint strong { color: var(--pink); }

/* ======================== PROFILE ======================== */
.profile-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 80px 1.25rem 3rem;
}

.profile-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
}

.profile-card {
    position: relative;
    z-index: 1;
    max-width: 460px;
    width: 100%;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    padding: 2.5rem 2rem;
    border-radius: 28px;
    text-align: center;
}

.profile-header { margin-bottom: 2rem; }

.avatar-ring {
    display: inline-flex;
    padding: 3px;
    border-radius: 50%;
    background: var(--gradient-primary);
    margin-bottom: 1rem;
}
.avatar {
    width: 76px;
    height: 76px;
    border-radius: 50%;
    background: var(--bg);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    border: 3px solid var(--bg);
}

.profile-name {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.75rem;
    letter-spacing: -0.03em;
}

.profile-bio {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

.profile-badge {
    display: inline-block;
    margin-top: 0.75rem;
    background: rgba(34,197,94,0.1);
    color: var(--success);
    font-size: 0.78rem;
    font-weight: 600;
    padding: 0.3rem 0.9rem;
    border-radius: var(--radius-full);
    border: 1px solid rgba(34,197,94,0.15);
}

/* QR Code */
.qr-wrap {
    margin-top: 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}
.qr-frame {
    display: inline-flex;
    padding: 3px;
    border-radius: 20px;
    background: var(--gradient-primary);
    position: relative;
}
.qr-frame::before {
    content: '';
    position: absolute;
    inset: -4px;
    border-radius: 24px;
    background: var(--gradient-primary);
    opacity: 0.2;
    filter: blur(8px);
    z-index: -1;
}
.qr-img {
    display: block;
    border-radius: 17px;
    background: #0a0a0a;
}
.qr-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.02em;
}

/* Message form */
.message-form { text-align: left; margin-top: 0.5rem; }

.textarea-wrap { position: relative; margin-bottom: 1rem; }
.textarea-wrap textarea {
    width: 100%;
    padding: 1rem;
    background: rgba(255,255,255,0.04);
    border: 1.5px solid rgba(255,255,255,0.08);
    border-radius: var(--radius);
    color: var(--text);
    font-size: 1rem;
    font-family: var(--font-body);
    resize: none;
    transition: all 0.3s;
}
.textarea-wrap textarea::placeholder { color: rgba(255,255,255,0.2); }
.textarea-wrap textarea:focus {
    outline: none;
    border-color: var(--violet);
    box-shadow: 0 0 0 3px rgba(142,0,229,0.15);
}

.textarea-footer { display: flex; justify-content: flex-end; margin-top: 0.35rem; }
.char-count { font-size: 0.8rem; color: var(--text-muted); }
.char-warn { color: var(--coral); }

.btn-send { box-shadow: 0 0 30px rgba(255,0,138,0.2); }
.btn-send:hover { box-shadow: 0 0 50px rgba(255,0,138,0.35); }

/* Success state */
.success-state {
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 2rem 0;
}
.success-photo {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255,255,255,0.1);
    margin-bottom: 0.5rem;
}
.success-state h2 {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.75rem;
    letter-spacing: -0.02em;
}
.success-state p { color: var(--text-muted); }

/* ======================== CONTACT ======================== */
.contact-section { padding: 6rem 0 4rem; }
.contact-section .container { max-width: 900px; }

.contact-header { text-align: center; margin-bottom: 3rem; }
.contact-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: clamp(2rem, 5vw, 3rem);
    letter-spacing: -0.03em;
    margin-bottom: 0.75rem;
}
.contact-sub { color: var(--text-muted); font-size: 1.05rem; max-width: 480px; margin: 0 auto; }

.contact-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr;
    gap: 2rem;
    align-items: start;
}

.contact-form-wrap {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.contact-info { display: flex; flex-direction: column; gap: 1rem; }
.info-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 1.5rem;
    transition: border-color 0.3s;
}
.info-card:hover { border-color: rgba(255,0,138,0.2); }
.info-icon { font-size: 1.5rem; margin-bottom: 0.5rem; }
.info-card h3 {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0.25rem;
}
.info-card p { color: var(--text-muted); font-size: 0.9rem; margin: 0; }
.info-card a { font-size: 0.9rem; }

@media (max-width: 768px) {
    .contact-grid { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
}

/* ======================== INBOX ======================== */
.inbox-section { padding: 5.5rem 0 3rem; }

.inbox-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.inbox-title {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.75rem;
    letter-spacing: -0.03em;
}
.inbox-count { color: var(--text-muted); font-size: 0.85rem; margin-top: 0.15rem; }

.message-list { display: flex; flex-direction: column; gap: 0.75rem; }

.message-card {
    display: block;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    padding: 1.25rem 1.5rem;
    border-radius: 18px;
    transition: all 0.3s;
    text-decoration: none;
    color: var(--text);
    cursor: pointer;
}
.message-card:hover {
    border-color: rgba(255,0,138,0.3);
    background: rgba(255,255,255,0.05);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0,0,0,0.3);
}

.message-content {
    font-size: 1rem;
    margin-bottom: 0.75rem;
    white-space: pre-wrap;
    line-height: 1.6;
}

.message-meta { display: flex; justify-content: space-between; align-items: center; }
.message-time { color: var(--text-muted); font-size: 0.8rem; }
.message-view-hint {
    font-size: 0.78rem;
    color: var(--pink);
    font-weight: 600;
    opacity: 0;
    transition: opacity 0.2s;
}
.message-card:hover .message-view-hint { opacity: 1; }
.inline-form { display: inline; }

/* ======================== MESSAGE VIEW (SHARE CARD) ======================== */
.message-view-section { padding: 5.5rem 0 3rem; }

.share-card-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.share-card {
    width: 380px;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 80px rgba(0,0,0,0.5);
}

.share-card-top {
    background: linear-gradient(135deg, var(--pink) 0%, var(--orange) 100%);
    padding: 2rem 2rem 2.5rem;
    text-align: center;
}

.share-card-brand {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 0.85rem;
    color: rgba(255,255,255,0.7);
    letter-spacing: -0.02em;
    margin-bottom: 0.75rem;
}
.share-card-brand span { color: #fff; }

.share-card-prompt {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.25rem;
    color: #fff;
    letter-spacing: -0.02em;
}

.share-card-body {
    background: #fff;
    padding: 2.5rem 2rem;
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.share-card-message {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.35rem;
    color: #000;
    text-align: center;
    line-height: 1.4;
    letter-spacing: -0.02em;
    word-break: break-word;
}

.share-card-footer {
    background: #fff;
    padding: 0.75rem 2rem 1.25rem;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.share-card-footer span {
    font-family: var(--font-body);
    font-size: 0.8rem;
    color: #999;
    font-weight: 500;
}

.message-actions {
    display: flex;
    justify-content: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-delete {
    color: var(--danger) !important;
    border-color: rgba(239,68,68,0.2) !important;
}
.btn-delete:hover {
    background: rgba(239,68,68,0.1) !important;
    border-color: var(--danger) !important;
}

.message-view-time {
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
    margin-top: 1.5rem;
}

/* Share cards grid */
.share-cards-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    justify-content: center;
    margin-bottom: 2.5rem;
}

.share-card-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
}

.share-card-part {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.75rem;
    color: #666;
}

.share-card-actions {
    display: flex;
    gap: 0.5rem;
}

.btn-icon-label {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: var(--surface);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-full);
    font-size: 0.8rem;
    font-weight: 600;
    font-family: var(--font-body);
    cursor: pointer;
    transition: all 0.2s;
}
.btn-icon-label:hover {
    color: var(--pink);
    border-color: rgba(255,0,138,0.3);
    background: rgba(255,0,138,0.08);
}
.btn-icon-label:disabled { opacity: 0.5; cursor: not-allowed; }

/* ======================== EMPTY STATE ======================== */
.empty-state { text-align: center; padding: 4rem 1rem; }

.empty-photos {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
    position: relative;
}
.empty-photo {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--bg);
    margin-left: -16px;
}
.empty-photo:first-child { margin-left: 0; }
.ep-1 { z-index: 3; }
.ep-2 { z-index: 2; }
.ep-3 { z-index: 1; }

.empty-state h1, .empty-state h2 {
    font-family: var(--font-display);
    font-weight: 800;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
}
.empty-state p { color: var(--text-muted); margin-bottom: 1.5rem; }

/* Error page */
.error-section { padding-top: 5rem; min-height: 70vh; display: flex; align-items: center; }
.error-photo {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255,255,255,0.08);
    margin-bottom: 1.5rem;
    opacity: 0.7;
}

/* Settings */
.settings-section { padding-top: 5rem; }

/* ======================== ALERTS ======================== */
.alert {
    padding: 0.85rem 1.25rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    margin-top: 1rem;
    font-size: 0.9rem;
}
.alert-error { background: rgba(239,68,68,0.1); border: 1px solid rgba(239,68,68,0.2); color: #fca5a5; }
.alert-success { background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.2); color: #86efac; }

/* ======================== FOOTER ======================== */
.footer {
    margin-top: auto;
    padding: 2.5rem 0;
    border-top: 1px solid var(--glass-border);
}
.footer-inner { display: flex; justify-content: space-between; align-items: center; }
.footer-links { display: flex; align-items: center; gap: 0.6rem; font-size: 0.85rem; flex-wrap: wrap; }
.footer-links a { color: var(--text-muted); text-decoration: none; transition: color 0.2s; }
.footer-links a:hover { color: var(--pink); }
.footer-links span { color: var(--text-muted); opacity: 0.4; }
.footer-links p { margin: 0; }
.footer-logo {
    font-family: var(--font-display);
    font-weight: 800;
    font-size: 1.1rem;
    color: var(--text);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}
.footer-icon {
    border-radius: 6px;
}
.footer p { color: var(--text-muted); font-size: 0.85rem; }
.footer a { color: var(--pink); text-decoration: none; }
.footer a:hover { color: var(--coral); }

/* ======================== RESPONSIVE ======================== */
@media (max-width: 768px) {
    .hero { min-height: 92vh; padding-top: 80px; }
    .hero-bubble { display: none; }
    .hb-1, .hb-2, .hb-3 { display: block; }
    .hero-title { font-size: clamp(3rem, 12vw, 5rem); }

    .steps-grid { grid-template-columns: 1fr; gap: 1rem; }
    .step-card:first-child { grid-row: auto; }

    .samples-grid { grid-template-columns: repeat(2, 1fr); }

    .auth-section { grid-template-columns: 1fr; }
    .auth-visual { min-height: 220px; padding: 2rem; }
    .auth-visual-text h2 { font-size: 1.75rem; }
    .auth-form-wrap { padding: 1.5rem; }
    .auth-card { padding: 2rem 1.5rem; }

    .inbox-header { flex-direction: column; align-items: flex-start; }
    .share-compact { max-width: 100%; width: 100%; }

    .cta-card { padding: 3.5rem 1.5rem; }
    .share-card { width: 100%; max-width: 380px; }
    .message-actions { flex-direction: column; align-items: center; }
    .message-actions .btn { width: 100%; max-width: 300px; }
    .footer-inner { flex-direction: column; gap: 0.5rem; text-align: center; }
}

@media (max-width: 480px) {
    .hero-cta { flex-direction: column; align-items: center; }
    .hero-cta .btn { width: 100%; max-width: 280px; }
    .profile-card { padding: 2rem 1.25rem; }
    .samples-grid { grid-template-columns: 1fr; }
}