@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    /* Premium Ultra Dark Palette */
    --bg-dark: #0A0A0B;
    /* Near Black */
    --bg-card: rgba(255, 255, 255, 0.03);
    --bg-card-hover: rgba(255, 255, 255, 0.07);

    /* Brand Gradients - Monochrome */
    --primary-gradient: linear-gradient(135deg, #404040 0%, #171717 100%);
    --accent-glow: #525252;

    /* Text Colors */
    --text-main: #EDEDED;
    --text-muted: rgba(255, 255, 255, 0.5);
    --text-placeholder: rgba(255, 255, 255, 0.2);

    /* Borders & Glassmorphism */
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-highlight: rgba(255, 255, 255, 0.1);

    /* Spacing & Layout */
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-sm: 12px;
    --radius-full: 9999px;

    /* Animation */
    --transition-fast: 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-bounce: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    min-height: 100vh;
    overflow-x: hidden;
    /* Clean grainy texture for premium feel */
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
    display: flex;
    justify-content: center;
    align-items: center;
}

/* Utilities */
.hidden {
    display: none;
}

.fade-in {
    animation: fadeIn 0.6s ease-out forwards;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* Login Page Styles */

/* Background Orbs & Animation */
.login-container {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    z-index: 0;
    opacity: 0.6;
    animation: float 10s infinite ease-in-out;
}

.orb-1 {
    width: 300px;
    height: 300px;
    background: #262626;
    /* Dark Neutral Grey */
    top: -50px;
    left: -50px;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: #171717;
    /* Very Dark Grey */
    bottom: -100px;
    right: -100px;
    animation-delay: -5s;
}

@keyframes float {

    0%,
    100% {
        transform: translate(0, 0);
    }

    50% {
        transform: translate(30px, 50px);
    }
}

/* Glass Card */
.login-card {
    position: relative;
    z-index: 10;
    width: 90%;
    max-width: 400px;
    background: var(--bg-card);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-top: 1px solid var(--glass-highlight);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* Brand Section */
.brand-section {
    text-align: center;
}

.logo-icon {
    width: 60px;
    height: 60px;
    background: var(--primary-gradient);
    border-radius: var(--radius-md);
    display: inline-flex;
    justify-content: center;
    align-items: center;
    font-size: 32px;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-main);
}

p {
    color: var(--text-muted);
    font-size: 15px;
}

/* Input Fields */
.input-group {
    position: relative;
    margin-bottom: 20px;
}

.input-group input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-md);
    padding: 16px 16px 6px;
    /* pt pb */
    height: 56px;
    color: var(--text-main);
    font-size: 16px;
    font-family: inherit;
    outline: none;
    transition: var(--transition-fast);
}

.input-group input:focus {
    border-color: var(--accent-glow);
    background: rgba(0, 0, 0, 0.3);
    box-shadow: 0 0 0 4px rgba(82, 82, 82, 0.2);
}

.input-group label {
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 16px;
    pointer-events: none;
    transition: var(--transition-fast);
}

/* Label Float Animation */
.input-group input:focus+label,
.input-group input:not(:placeholder-shown)+label {
    top: 14px;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.8);
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* Buttons */
.btn-primary {
    width: 100%;
    height: 54px;
    border: none;
    border-radius: var(--radius-full);
    background: var(--primary-gradient);
    color: white;
    font-size: 16px;
    font-weight: 600;
    font-family: inherit;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    margin-top: 10px;
    transition: transform var(--transition-fast);
    box-shadow: 0 10px 20px -5px rgba(0, 0, 0, 0.3);
}

.btn-primary:active {
    transform: scale(0.98);
}

.forgot-pass {
    display: block;
    text-align: right;
    color: var(--text-muted);
    text-decoration: none;
    font-size: 13px;
    margin-top: -10px;
    margin-bottom: 20px;
    transition: color 0.2s;
}

.forgot-pass:hover {
    color: white;
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    color: var(--text-placeholder);
    font-size: 13px;
    margin: 10px 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--glass-border);
}

.divider span {
    padding: 0 10px;
}

/* Social Login */
.social-login {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.btn-social {
    width: 50px;
    height: 50px;
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
    background: var(--bg-card);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-fast);
    color: white;
}

.btn-social:hover {
    background: var(--bg-card-hover);
    transform: translateY(-2px);
}

.social-icon {
    width: 24px;
    height: 24px;
}

.signup-link {
    text-align: center;
    margin-top: 10px;
    color: var(--text-muted);
}

/* --- FEED VIEW STYLES --- */
#feed-view {
    width: 100%;
    max-width: 480px;
    /* Mobile width constraint */
    min-height: 100vh;
    background: var(--bg-dark);
    position: relative;
    padding-bottom: 80px;
    /* Space for bottom nav */
}

/* Header */
.feed-header {
    position: sticky;
    top: 0;
    z-index: 50;
    background: rgba(10, 10, 11, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-bottom: 1px solid var(--glass-border);
}

.header-logo {
    font-size: 24px;
    font-weight: 700;
    font-family: 'Outfit', sans-serif;
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
}

/* Stories */
.stories-container {
    display: flex;
    gap: 15px;
    padding: 15px 20px;
    overflow-x: auto;
    scrollbar-width: none;
    /* Hide scrollbar Firefox */
    -ms-overflow-style: none;
    /* Hide scrollbar IE/Edge */
}

.stories-container::-webkit-scrollbar {
    display: none;
    /* Hide scrollbar Chrome/Safari */
}

.story-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    min-width: 70px;
    cursor: pointer;
}

.story-ring {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: linear-gradient(45deg, #FFB800, #FF3D00, #D500F9);
    padding: 2px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.story-ring.add-story {
    background: var(--glass-border);
}

.story-avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 3px solid var(--bg-dark);
    object-fit: cover;
}

.story-item span {
    font-size: 11px;
    color: var(--text-main);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    width: 100%;
    text-align: center;
}

/* Feed & Posts */
.feed-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.post-card {
    background: transparent;
    border-top: 1px solid var(--glass-border);
    padding-bottom: 15px;
}

.post-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 15px;
}

.post-user {
    display: flex;
    align-items: center;
    gap: 10px;
}

.avatar-sm {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
}

.username {
    font-weight: 600;
    font-size: 14px;
}

.icon-btn-sm {
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    font-size: 20px;
    padding: 5px;
}

.post-image {
    width: 100%;
    aspect-ratio: 4/5;
    background: #111;
    overflow: hidden;
}

.post-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.post-actions {
    display: flex;
    justify-content: space-between;
    padding: 12px 15px;
}

.action-left {
    display: flex;
    gap: 16px;
}

.icon-btn {
    background: none;
    border: none;
    padding: 0;
    cursor: pointer;
    display: flex;
    align-items: center;
    transition: transform 0.1s;
}

.icon-btn:active {
    transform: scale(0.9);
}

.post-content {
    padding: 0 15px;
}

.likes {
    font-weight: 700;
    font-size: 14px;
    display: block;
    margin-bottom: 6px;
}

.post-content p {
    font-size: 14px;
    line-height: 1.4;
    color: var(--text-main);
}

/* Feed Interactions */
.icon-btn .heart-icon.liked {
    fill: #EF4444;
    stroke: #EF4444;
    animation: likeBounce 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

@keyframes likeBounce {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.3);
    }

    100% {
        transform: scale(1);
    }
}

/* Comment Section */
.comment-section {
    padding: 0 15px 15px;
    display: none;
    /* Hidden by default */
}

.comment-section.active {
    display: block;
    animation: fadeIn 0.3s ease-out;
}

.comment-input-wrapper {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.comment-input {
    flex: 1;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    padding: 8px 15px;
    color: var(--text-main);
    font-size: 13px;
    outline: none;
}

.comment-input:focus {
    border-color: var(--text-muted);
}

.post-btn {
    background: none;
    border: none;
    color: #3B82F6;
    /* Blue accent */
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
}

.added-comments {
    margin-top: 10px;
    font-size: 13px;
    color: var(--text-main);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.comment-item {
    line-height: 1.4;
}

.comment-user {
    font-weight: 600;
    margin-right: 5px;
}

/* Bottom Navigation */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 480px;
    background: rgba(10, 10, 11, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-around;
    padding: 12px 0;
    z-index: 100;
}

.nav-btn {
    background: none;
    border: none;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    color: var(--text-muted);
    cursor: pointer;
    width: 60px;
}

.nav-btn svg {
    stroke: var(--text-muted);
    transition: 0.2s;
}

.nav-btn span {
    font-size: 10px;
    font-weight: 500;
}

.nav-btn.active {
    color: var(--text-main);
}

.nav-btn.active svg {
    stroke: var(--text-main);
    stroke-width: 2.5px;
}

/* --- CREATE POST VIEW --- */
#create-post-view {
    width: 100%;
    max-width: 480px;
    min-height: 100vh;
    background: var(--bg-dark);
    position: relative;
    z-index: 200;
    /* Above everything */
}

.text-btn {
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
}

.text-btn.accent {
    color: #3B82F6;
    font-weight: 600;
}

.header-title {
    font-weight: 700;
    font-size: 16px;
}

.post-creation-area {
    display: flex;
    flex-direction: column;
}

.image-upload-wrapper {
    width: 100%;
    aspect-ratio: 1/1;
    background: #111;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    overflow: hidden;
}

.upload-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-muted);
}

#image-preview {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.caption-wrapper {
    display: flex;
    gap: 12px;
    padding: 20px;
    border-top: 1px solid var(--glass-border);
}

#post-caption-input {
    flex: 1;
    background: none;
    border: none;
    color: var(--text-main);
    font-family: inherit;
    font-size: 15px;
    resize: none;
    height: 100px;
    outline: none;
    padding-top: 8px;
    /* Align with avatar */
}