/* TikTalk landing page — Mickey Perry portfolio design language
   fused with the TikTalk extension's pink/purple caption vibe */

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

:root {
    /* From the portfolio */
    --primary-bg: #08080c;
    --accent-pink: #ff2d87;
    --accent-purple: #b46bff;
    --accent-cyan: #2dd4ff;
    --text-primary: #f4f3f8;
    --text-secondary: #a0a0b2;
    --card-bg: rgba(255, 255, 255, 0.035);
    --glass-border: rgba(255, 255, 255, 0.09);
    --glow-pink: rgba(255, 45, 135, 0.55);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-md: 16px;
    --radius-lg: 24px;
    --font-display: 'Space Grotesk', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Courier New', monospace;

    /* From the TikTalk extension */
    --tt-pink: #ff00c8;
    --tt-purple: #7b2ff7;
    --grad-tt: linear-gradient(135deg, var(--tt-pink) 0%, var(--tt-purple) 100%);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    font-family: var(--font-body);
    background:
        radial-gradient(900px 600px at 12% -5%, rgba(255, 0, 200, 0.12), transparent 60%),
        radial-gradient(1000px 700px at 95% 8%, rgba(123, 47, 247, 0.12), transparent 60%),
        radial-gradient(800px 600px at 50% 110%, rgba(45, 212, 255, 0.06), transparent 55%),
        linear-gradient(160deg, #08080f 0%, #110f1d 45%, #0a0c14 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.65;
    letter-spacing: 0.1px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
    font-family: var(--font-display);
}

::selection {
    background: var(--tt-pink);
    color: #fff;
}

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

a:hover { color: var(--accent-pink); }

code {
    font-family: var(--font-mono);
    font-size: 0.85em;
    background: rgba(255, 0, 200, 0.08);
    border: 1px solid rgba(255, 0, 200, 0.18);
    padding: 2px 7px;
    border-radius: 6px;
    color: #ff6bc8;
    white-space: nowrap;
}

.mono { font-family: var(--font-mono); }

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 2rem;
    position: relative;
    z-index: 1;
}

/* ============ Ambient background ============ */
.bg-grid {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: 0;
}

.film-strip {
    position: fixed;
    width: 60px;
    height: 200px;
    background: repeating-linear-gradient(
        0deg,
        rgba(255, 0, 200, 0.04) 0px,
        rgba(255, 0, 200, 0.04) 15px,
        transparent 15px,
        transparent 20px
    );
    border-left: 8px solid rgba(255, 0, 200, 0.06);
    border-right: 8px solid rgba(255, 0, 200, 0.06);
    opacity: 0.5;
    animation: floatFilm 20s ease-in-out infinite;
    z-index: 0;
    pointer-events: none;
}

.film-strip:nth-of-type(1) { left: 5%; top: 12%; }
.film-strip:nth-of-type(2) { right: 8%; top: 55%; animation-delay: -5s; }
.film-strip:nth-of-type(3) { left: 85%; top: 18%; animation-delay: -10s; }

@keyframes floatFilm {
    0%, 100% { transform: translateY(0) rotate(-5deg); }
    50% { transform: translateY(-30px) rotate(5deg); }
}

/* ============ Nav ============ */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 10000;
    background: rgba(10, 10, 18, 0.6);
    backdrop-filter: blur(22px) saturate(140%);
    -webkit-backdrop-filter: blur(22px) saturate(140%);
    border-bottom: 1px solid var(--glass-border);
    transition: background 0.4s ease, box-shadow 0.4s ease;
}

.navbar.scrolled {
    background: rgba(8, 8, 14, 0.82);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.85rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-home {
    display: flex;
    align-items: baseline;
    gap: 0.6rem;
    color: var(--text-primary);
}

.nav-name {
    color: var(--text-primary);
    font-family: var(--font-display);
    font-weight: 700;
    letter-spacing: 0.5px;
    font-size: 1rem;
}

.nav-name:hover {
    color: var(--accent-pink);
    text-shadow: 0 0 20px var(--glow-pink);
}

.nav-crumb a { color: inherit; }
.nav-crumb a:hover { color: var(--accent-pink); }

.nav-crumb {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 1.6rem;
}

.nav-links a {
    color: var(--text-secondary);
    font-size: 0.9rem;
    font-weight: 500;
}

.nav-links a:hover { color: var(--accent-pink); }

.nav-gh { display: flex; }

/* ============ Hero ============ */
.hero {
    padding: 9.5rem 0 4rem;
    text-align: center;
    position: relative;
}

.hero-logo {
    width: 84px;
    height: 84px;
    filter: drop-shadow(0 0 18px rgba(255, 0, 200, 0.55));
    animation: logoBob 4s ease-in-out infinite;
    margin-bottom: 0.8rem;
}

@keyframes logoBob {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-8px) rotate(2deg); }
}

.hero-title {
    font-size: clamp(3.2rem, 9vw, 6rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: 2px;
}

.gradient-text {
    background: linear-gradient(
        135deg,
        #ffffff 0%,
        var(--tt-pink) 25%,
        var(--tt-purple) 50%,
        var(--accent-cyan) 75%,
        #ffffff 100%
    );
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 8s ease infinite;
    filter: drop-shadow(0 0 30px var(--glow-pink));
}

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

.hero-tagline {
    font-style: italic;
    color: var(--text-secondary);
    font-size: clamp(0.9rem, 1.6vw, 1.05rem);
    margin: 0.4rem 0 1.6rem;
}

.hero-subtitle {
    font-size: clamp(1.05rem, 2vw, 1.3rem);
    color: var(--text-secondary);
    font-weight: 300;
    max-width: 640px;
    margin: 0 auto 2.2rem;
}

.hero-subtitle strong { color: var(--text-primary); font-weight: 600; }

.hero-subtitle .highlight {
    color: var(--accent-pink);
    font-weight: 600;
    position: relative;
    display: inline-block;
}

.hero-subtitle .highlight::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--tt-pink), var(--tt-purple));
    animation: underlineGlow 2s ease-in-out infinite;
}

@keyframes underlineGlow {
    0%, 100% { opacity: 0.5; transform: scaleX(1); }
    50% { opacity: 1; transform: scaleX(1.05); }
}

/* ============ Caption demo ============ */
.caption-stage {
    position: relative;
    max-width: 720px;
    height: 170px;
    margin: 0 auto 2.4rem;
    border-radius: var(--radius-lg);
    border: 2px solid rgba(255, 0, 200, 0.3);
    background:
        radial-gradient(400px 200px at 50% 120%, rgba(123, 47, 247, 0.25), transparent 70%),
        linear-gradient(160deg, #0d0d14 0%, #16162a 100%);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 20px 60px rgba(0, 0, 0, 0.4),
        0 0 60px rgba(255, 0, 200, 0.18),
        0 0 100px rgba(123, 47, 247, 0.1);
    animation: breatheGlow 4s ease-in-out infinite;
}

@keyframes breatheGlow {
    0%, 100% { box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 60px rgba(255,0,200,0.18), 0 0 100px rgba(123,47,247,0.1); }
    50% { box-shadow: 0 20px 60px rgba(0,0,0,0.4), 0 0 80px rgba(255,0,200,0.3), 0 0 120px rgba(123,47,247,0.18); }
}

.stage-glow {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
    background-size: 28px 28px;
}

.caption-text {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.35em;
    padding: 0 1.5rem;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 4.5vw, 2.6rem);
    font-weight: 700;
    letter-spacing: 1px;
}

.cap-word {
    color: #fff;
    text-shadow:
        -2px -2px 0 #000, 2px -2px 0 #000,
        -2px 2px 0 #000, 2px 2px 0 #000,
        0 4px 14px rgba(0, 0, 0, 0.7);
    opacity: 0;
    transform: scale(0.3);
    animation: wordPop 0.38s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
}

.cap-word.accent { color: var(--tt-pink); }

@keyframes wordPop {
    0% { opacity: 0; transform: scale(0.3) translateY(12px); }
    70% { opacity: 1; transform: scale(1.12) translateY(-2px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

/* ============ Buttons ============ */
.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.2rem;
    flex-wrap: wrap;
}

.cta-button {
    display: inline-block;
    padding: 1.15rem 3.2rem;
    background: var(--grad-tt);
    color: #fff;
    border: none;
    border-radius: 50px;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    letter-spacing: 0.5px;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    box-shadow:
        0 15px 50px rgba(255, 0, 200, 0.45),
        0 0 40px rgba(255, 0, 200, 0.35);
    animation: buttonPulse 3s ease-in-out infinite;
}

.cta-button:hover {
    transform: translateY(-3px) scale(1.03);
    color: #fff;
}

.cta-button:active { transform: translateY(0) scale(0.99); }

@keyframes buttonPulse {
    0%, 100% { box-shadow: 0 15px 50px rgba(255, 0, 200, 0.45), 0 0 40px rgba(255, 0, 200, 0.35); }
    50% { box-shadow: 0 20px 60px rgba(255, 0, 200, 0.6), 0 0 60px rgba(123, 47, 247, 0.45); }
}

.ghost-button {
    display: inline-block;
    padding: 1.05rem 2.4rem;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.25);
    color: var(--text-secondary);
    border-radius: 50px;
    font-family: var(--font-display);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 0.5px;
    transition: var(--transition);
}

.ghost-button:hover {
    border-color: var(--tt-pink);
    color: var(--tt-pink);
    background: rgba(255, 0, 200, 0.08);
}

.hero-meta {
    margin-top: 1.6rem;
    font-size: 0.78rem;
    color: var(--text-secondary);
    letter-spacing: 0.5px;
}

/* ============ Sections ============ */
.section {
    padding: 4.5rem 0;
    position: relative;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    margin-bottom: 1.2rem;
    font-weight: 700;
    letter-spacing: -1px;
    position: relative;
    display: inline-block;
}

.section-title::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 50%;
    transform: translateY(-50%);
    width: 5px;
    height: 60%;
    background: linear-gradient(180deg, var(--tt-pink), var(--tt-purple));
    border-radius: 10px;
    box-shadow: 0 0 20px var(--glow-pink);
}

.section-lead {
    color: var(--text-secondary);
    margin-bottom: 2.2rem;
    font-size: 1.05rem;
}

/* ============ Install steps ============ */
.steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
    gap: 1.2rem;
}

.step-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1.6rem 1.4rem 1.4rem;
    position: relative;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.step-card:hover {
    border-color: rgba(255, 0, 200, 0.35);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35), 0 0 30px rgba(255, 0, 200, 0.08);
}

.step-num {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--grad-tt);
    color: #fff;
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.15rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    box-shadow: 0 4px 18px rgba(255, 0, 200, 0.4);
}

.step-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.3px;
}

.step-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.note-card {
    margin-top: 1.6rem;
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    background: linear-gradient(135deg, rgba(255, 0, 200, 0.06), rgba(123, 47, 247, 0.06));
    border: 1px solid rgba(255, 0, 200, 0.25);
    border-radius: var(--radius-md);
    padding: 1.1rem 1.3rem;
}

.note-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.note-icon { font-size: 1.2rem; line-height: 1.5; }

/* ============ How it works ============ */
.flow {
    display: flex;
    align-items: stretch;
    gap: 1rem;
    flex-wrap: wrap;
}

.flow-item {
    flex: 1;
    min-width: 220px;
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1.6rem 1.4rem;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.flow-item:hover {
    border-color: rgba(255, 0, 200, 0.35);
    transform: translateY(-4px);
}

.flow-emoji {
    font-size: 2rem;
    display: block;
    margin-bottom: 0.7rem;
}

.flow-item h3 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    background: linear-gradient(90deg, var(--tt-pink), var(--accent-purple));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-block;
}

.flow-item p {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

.flow-arrow {
    align-self: center;
    font-size: 1.6rem;
    color: var(--tt-pink);
    text-shadow: 0 0 16px var(--glow-pink);
    flex: 0;
}

/* ============ Features ============ */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.2rem;
}

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 1.6rem 1.5rem;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(255, 0, 200, 0.5), transparent);
    opacity: 0;
    transition: var(--transition);
}

.feature-card:hover {
    border-color: rgba(255, 0, 200, 0.3);
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
}

.feature-card:hover::before { opacity: 1; }

.feature-emoji {
    font-size: 1.8rem;
    display: block;
    margin-bottom: 0.7rem;
}

.feature-card h3 {
    font-size: 1.08rem;
    margin-bottom: 0.45rem;
    letter-spacing: -0.3px;
}

.feature-card p {
    color: var(--text-secondary);
    font-size: 0.92rem;
}

/* ============ Requirements ============ */
.req-list {
    list-style: none;
    margin-top: 0.5rem;
}

.req-list li {
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-primary);
    font-size: 1.02rem;
    display: flex;
    align-items: baseline;
    gap: 0.8rem;
    flex-wrap: wrap;
}

.req-check {
    color: var(--tt-pink);
    font-weight: 700;
    text-shadow: 0 0 12px var(--glow-pink);
}

.req-note {
    color: var(--text-secondary);
    font-size: 0.88rem;
}

.final-cta {
    text-align: center;
    margin-top: 3rem;
}

/* ============ Footer ============ */
.footer {
    border-top: 1px solid var(--glass-border);
    padding: 2rem 1rem 2.4rem;
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    position: relative;
    z-index: 1;
}

.footer a {
    color: var(--text-primary);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.footer a:hover {
    color: var(--accent-pink);
    text-shadow: 0 0 20px var(--glow-pink);
}

/* ============ Scrollbar (extension style) ============ */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #0d0d14; }

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--tt-pink), var(--tt-purple));
    border-radius: 4px;
}

/* ============ Responsive ============ */
@media (max-width: 720px) {
    .nav-crumb { display: none; }
    .hero { padding-top: 7.5rem; }
    .flow-arrow {
        width: 100%;
        text-align: center;
        transform: rotate(90deg);
    }
    .caption-stage { height: 140px; }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .cap-word { opacity: 1; transform: none; }
}