/* --- VARIABLES --- */
:root {
    --bg-dark: #000;
    --bg-light: #121212;
    --bg-card: #1E1E1E;

    --text-white: #fff;
    --text-gray: #aaa;
    --text-dark: #000;

    --accent-pink: #E1306C;
    --accent-blue: #0095f6;
    --gold-accent: #C5A059;

    /* Functional Vars */
    --bg-main: var(--bg-dark);
    --bg-secondary: var(--bg-light);
    --bg-element: var(--bg-card);
    --bg-input: #444;

    --text-main: var(--text-white);
    --text-muted: var(--text-gray);
    --text-inverse: #000;

    --card-shadow: rgba(0, 0, 0, 0.3);

    --phone-bezel: #1a1a1a;
    --phone-screen: #000;
    --phone-border: #333;

    --chat-left-bg: #333;
    --chat-left-text: #ddd;

    --btn-bg: #fff;
    --btn-text: #000;

    --step-num-color: #333;
    --step-line: #444;

    --cal-day-bg: #222;

    --font-heading: "Garamond", serif;
    --font-heading: "Garamond", serif;
    --font-body: "Garamond", serif;
    --font-mono: "Garamond", serif;
}

body.light-mode {
    --bg-main: #f5f5f5;
    --bg-secondary: #eaeaea;
    --bg-element: #fff;
    --bg-input: #ddd;

    --text-main: #111;
    --text-muted: #555;
    --text-inverse: #fff;

    --card-shadow: rgba(0, 0, 0, 0.1);

    --phone-bezel: #ddd;
    --phone-screen: #f0f0f0;
    --phone-border: #ccc;

    --chat-left-bg: #e0e0e0;
    --chat-left-text: #333;

    --btn-bg: #000;
    --btn-text: #fff;

    --step-num-color: #ddd;
    --step-line: #ccc;

    --cal-day-bg: #ddd;
}

body.pixi-social-body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-body);
    margin: 0;
    overflow-x: hidden;
    transition: background-color 0.3s, color 0.3s;
}

/* --- NAVIGATION --- */

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

/* --- HERO --- */
.social-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--bg-main);
    padding: 100px 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 50px;
}

@media(max-width: 900px) {
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-right {
        justify-content: center;
    }

    .platform-icons {
        justify-content: center;
    }
}

.hero-left h1 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.1;
    margin-bottom: 20px;
    font-weight: 800;
}

.highlight-pulse {
    color: var(--accent-pink);
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        opacity: 1;
    }

    50% {
        opacity: 0.7;
    }

    100% {
        opacity: 1;
    }
}

.hero-left p {
    font-size: 1.2rem;
    color: var(--text-muted);
    margin-bottom: 30px;
    max-width: 500px;
}

.platform-icons {
    display: flex;
    gap: 20px;
    font-size: 1.8rem;
    color: var(--text-muted);
    margin-bottom: 40px;
}

.platform-icons i:hover {
    color: var(--accent-pink);
    transform: translateY(-3px);
    transition: 0.2s;
}

.hero-btn {
    display: inline-block;
    background: var(--btn-bg);
    color: var(--btn-text);
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: 0.3s;
}

.hero-btn:hover {
    transform: scale(1.05);
    background: var(--accent-pink);
    color: #fff;
}

.hero-right {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    height: 600px;
}

/* PHONE MOCKUP */
.phone-mockup {
    width: 300px;
    height: 600px;
    background: var(--phone-bezel);
    /* Bezel */
    border: 2px solid var(--phone-border);
    border-radius: 40px;
    padding: 10px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    position: relative;
    overflow: hidden;
}

.notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 25px;
    background: var(--phone-bezel);
    border-bottom-left-radius: 15px;
    border-bottom-right-radius: 15px;
    z-index: 10;
}

.screen {
    width: 100%;
    height: 100%;
    background: var(--phone-screen);
    /* Dark mode Screen */
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.feed-header {
    height: 60px;
    border-bottom: 1px solid var(--phone-border);
    display: flex;
    align-items: center;
    padding: 0 15px;
    margin-top: 25px;
}

.avatar {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--bg-input);
    margin-right: 10px;
}

.username {
    font-weight: 700;
    font-size: 0.9rem;
    flex-grow: 1;
    color: var(--text-main);
}

.verified {
    color: var(--accent-blue);
}

.feed-scroll {
    height: calc(100% - 85px);
    overflow: hidden;
    position: relative;
}

.post-card {
    margin-bottom: 20px;
    background: var(--phone-screen);
}

.post-img {
    width: 100%;
    height: 300px;
    background-color: var(--bg-input);
    background-size: cover;
    background-position: center;
}

.p1 {
    background-image: url('https://images.unsplash.com/photo-1515378791036-0648a3ef77b2?auto=format&fit=crop&q=80');
}

.p2 {
    background-image: url('https://images.unsplash.com/photo-1496747611176-843222e1e57c?auto=format&fit=crop&q=80');
}

.p3 {
    background-image: url('https://images.unsplash.com/photo-1542291026-7eec264c27ff?auto=format&fit=crop&q=80');
}

.post-actions {
    padding: 10px 15px;
    display: flex;
    gap: 15px;
    padding: 10px 15px;
    display: flex;
    gap: 15px;
    font-size: 1.4rem;
    color: var(--text-main);
}

.heart-anim.liked {
    color: var(--accent-pink);
    animation: pop 0.3s;
}

@keyframes pop {
    50% {
        transform: scale(1.3);
    }
}

.post-likes {
    padding: 0 15px;
    font-weight: 700;
    font-size: 0.9rem;
    color: var(--text-main);
}

.notif-badge {
    position: absolute;
    top: 50px;
    left: 50%;
    transform: translateX(-50%) translateY(-50px);
    background: #E1306C;
    color: #fff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    box-shadow: 0 5px 15px rgba(225, 48, 108, 0.4);
    opacity: 0;
}

/* --- SYSTEM --- */
.social-system {
    padding: 80px 5%;
    background: var(--bg-secondary);
    text-align: center;
}

.system-steps {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 20px;
    margin-top: 50px;
    flex-wrap: wrap;
}

.step-card {
    background: var(--bg-element);
    padding: 30px;
    border-radius: 12px;
    width: 280px;
    box-shadow: 0 10px 30px var(--card-shadow);
    border: 1px solid var(--phone-border);
}

.step-card h3 {
    margin-top: 0;
    color: var(--text-main);
}

.step-card p {
    color: var(--text-muted);
}

.step-num {
    font-size: 3rem;
    font-weight: 800;
    color: var(--step-num-color);
    /* Darker step num */
    margin-bottom: 10px;
}

.step-line {
    width: 50px;
    height: 2px;
    background: var(--step-line);
    margin-top: 60px;
    display: none;
}

@media(min-width: 900px) {
    .step-line {
        display: block;
    }
}

/* --- ENGAGE --- */
.social-engage {
    padding: 80px 5%;
    background: var(--bg-main);
}

.center-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.center-text h2 {
    color: var(--text-main);
}

.center-text p {
    color: var(--text-muted);
}

.chat-container {
    margin-top: 50px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.chat-bubble {
    padding: 15px 20px;
    border-radius: 20px;
    font-size: 1rem;
    max-width: 80%;
    width: fit-content;
    opacity: 0;
    transform: translateY(20px);
}

.chat-bubble.left {
    background: var(--chat-left-bg);
    color: var(--chat-left-text);
    border-bottom-left-radius: 5px;
    align-self: flex-start;
}

.chat-bubble.right {
    background: var(--accent-blue);
    color: #fff;
    border-bottom-right-radius: 5px;
    align-self: flex-end;
}

/* --- CALENDAR --- */
.social-calendar {
    padding: 80px 5%;
    background: var(--bg-secondary);
    text-align: center;
}

.social-calendar h2 {
    color: var(--text-main);
}

.cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 10px;
    max-width: 600px;
    margin: 40px auto 0;
}

.cal-day {
    aspect-ratio: 1;
    background: var(--cal-day-bg);
    border-radius: 4px;
}

.cal-day.filled {
    background: var(--accent-pink);
}

.cal-day.filled.stroke {
    background: transparent;
    border: 2px solid var(--accent-pink);
}

/* --- CTA --- */
.social-cta {
    padding: 100px 5%;
    background: var(--bg-dark);
    /* Keep CTA dark or use var(--cta-bg)? Let's keep dark for contrast or specific style. If using main theme, use var(--bg-main) */
    /* Let's make it context aware */
    background: var(--bg-main);
    color: var(--text-main);
    text-align: center;
    border-top: 1px solid var(--phone-border);
}

.social-cta h2 {
    font-size: 3rem;
    margin-bottom: 30px;
}

.social-btn {
    background: var(--btn-bg);
    color: var(--btn-text);
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 700;
    transition: 0.3s;
}

.social-btn:hover {
    background: var(--accent-pink);
    color: #fff;
}