/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0a0a0a;
    color: #f0f0f0;
    line-height: 1.7;
}

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

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 14px 36px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 1rem;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background: #e8414f;
    color: #fff;
    box-shadow: 0 4px 24px rgba(232, 65, 79, 0.35);
}

.btn-primary:hover {
    background: #c92a3a;
    transform: translateY(-3px);
    box-shadow: 0 8px 32px rgba(232, 65, 79, 0.5);
}

.btn-outline {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.btn-outline:hover {
    border-color: #e8414f;
    background: rgba(232, 65, 79, 0.1);
    transform: translateY(-3px);
}

.btn-small {
    padding: 8px 20px;
    font-size: 0.85rem;
    border-radius: 40px;
}

.btn-subscribe {
    background: #e8414f;
    color: #fff;
    padding: 10px 28px;
    border-radius: 40px;
    font-weight: 700;
    font-size: 0.95rem;
    border: none;
    transition: all 0.3s;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-subscribe:hover {
    background: #c92a3a;
    transform: scale(1.03);
}

/* ===== NAVBAR ===== */
.navbar {
    padding: 16px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    position: sticky;
    top: 0;
    background: rgba(10, 10, 10, 0.92);
    backdrop-filter: blur(14px);
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.logo span {
    color: #e8414f;
}

.nav-links {
    display: flex;
    gap: 28px;
    list-style: none;
    font-weight: 500;
    font-size: 0.95rem;
    align-items: center;
}

.nav-links a {
    opacity: 0.7;
    transition: opacity 0.3s;
}

.nav-links a:hover,
.nav-links a.active {
    opacity: 1;
}

.nav-links a i {
    margin-right: 6px;
}

.hamburger {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* ===== COVER BANNER ===== */
.cover-section {
    position: relative;
}

.cover-banner {
    width: 100%;
    height: 260px;
    background: linear-gradient(145deg, #1a0a0a, #2d1215, #1a0a0a);
    border-radius: 0 0 24px 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.cover-banner img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
    z-index: 0;
}

.cover-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(232, 65, 79, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(232, 65, 79, 0.08) 0%, transparent 50%);
}

.cover-banner .cover-text {
    font-size: 4rem;
    font-weight: 900;
    letter-spacing: 4px;
    opacity: 0.15;
    z-index: 2;
    user-select: none;
}

.cover-banner .cover-text span {
    color: #e8414f;
}

.cover-banner .cover-badge {
    position: absolute;
    bottom: 20px;
    right: 30px;
    background: rgba(0, 0, 0, 0.6);
    padding: 6px 18px;
    border-radius: 20px;
    font-size: 0.75rem;
    opacity: 0.5;
    z-index: 2;
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255, 255, 255, 0.05);
}

/* ===== PROFILE HEADER ===== */
.profile-header {
    padding: 0 24px;
    margin-top: -50px;
    position: relative;
    z-index: 5;
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    gap: 20px;
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    border: 4px solid #0a0a0a;
    background: linear-gradient(135deg, #e8414f, #ff6b7a);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3.5rem;
    font-weight: 900;
    color: #fff;
    flex-shrink: 0;
    box-shadow: 0 8px 32px rgba(232, 65, 79, 0.3);
    overflow: hidden;
    position: relative;
}

.profile-avatar img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
}

.profile-avatar .avatar-text {
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.3);
}

.profile-info {
    flex: 1;
    min-width: 200px;
    padding-bottom: 8px;
}

.profile-info h1 {
    font-size: 2.4rem;
    font-weight: 800;
    line-height: 1.1;
}

.profile-info .handle {
    font-size: 1rem;
    opacity: 0.5;
    font-weight: 400;
}

.profile-info .sub-stats {
    display: flex;
    gap: 20px;
    margin-top: 4px;
    flex-wrap: wrap;
    font-size: 0.9rem;
    opacity: 0.6;
}

.profile-info .sub-stats span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.profile-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    padding-bottom: 8px;
    margin-left: auto;
}

.profile-actions .btn-icon {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.08);
    color: #fff;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    cursor: pointer;
    font-size: 1.1rem;
}

.profile-actions .btn-icon:hover {
    background: rgba(255, 255, 255, 0.12);
    transform: scale(1.05);
}

/* ===== TAB NAV ===== */
.tab-nav {
    padding: 16px 24px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    display: flex;
    gap: 32px;
    flex-wrap: wrap;
}

.tab-nav a {
    padding: 10px 4px;
    font-weight: 600;
    font-size: 0.95rem;
    opacity: 0.5;
    border-bottom: 3px solid transparent;
    transition: all 0.3s;
}

.tab-nav a:hover {
    opacity: 0.8;
}

.tab-nav a.active {
    opacity: 1;
    border-bottom-color: #e8414f;
}

.tab-nav a i {
    margin-right: 6px;
}

/* ===== TAGLINE ===== */
.hero-tagline {
    padding: 30px 24px 10px;
}

.hero-tagline p {
    opacity: 0.6;
    font-size: 1.05rem;
    max-width: 700px;
}

/* ===== SECTION TITLES ===== */
.section-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.section-sub {
    opacity: 0.5;
    margin-bottom: 36px;
    font-size: 1rem;
}

.section-divider {
    width: 60px;
    height: 3px;
    background: #e8414f;
    border-radius: 4px;
    margin: 0 auto 16px;
}

/* ===== VIDEO GRID ===== */
.videos-section {
    padding: 40px 0;
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.video-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.video-card {
    background: #121212;
    border-radius: 16px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.04);
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
}

.video-thumb {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #1a1a1a;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: #e8414f;
    position: relative;
}

.video-thumb .play-icon {
    position: absolute;
    background: rgba(232, 65, 79, 0.85);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    transition: transform 0.3s;
}

.video-card:hover .play-icon {
    transform: scale(1.1);
}

.video-info {
    padding: 18px 20px 22px;
}

.video-info h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.video-info p {
    opacity: 0.5;
    font-size: 0.9rem;
}

/* ===== ABOUT ===== */
.about-section {
    padding: 40px 0;
}

.about-box {
    background: #121212;
    padding: 40px 44px;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.about-box p {
    opacity: 0.75;
    font-size: 1.02rem;
    margin-bottom: 16px;
}

.about-box .copyright {
    opacity: 0.4;
    font-size: 0.85rem;
    margin-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 16px;
}

/* ===== SOCIAL LINKS ===== */
.social-section {
    padding: 40px 0 60px;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
}

.social-card {
    background: #121212;
    padding: 20px 14px;
    border-radius: 16px;
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.04);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
}

.social-card:hover {
    background: #1a1a1a;
    transform: translateY(-4px);
    border-color: rgba(232, 65, 79, 0.2);
}

.social-card i {
    font-size: 1.8rem;
    color: #e8414f;
}

.social-card .handle {
    font-size: 0.75rem;
    opacity: 0.5;
    word-break: break-all;
}

.social-card .label {
    font-weight: 600;
    font-size: 0.9rem;
}

/* ===== CHANNEL STATS ===== */
.channel-section {
    padding: 40px 0 60px;
}

.channel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 20px;
}

.channel-card {
    background: #121212;
    padding: 24px 20px;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.04);
    text-align: center;
}

.channel-card .number {
    font-size: 2rem;
    font-weight: 800;
    color: #e8414f;
}

.channel-card .desc {
    opacity: 0.5;
    font-size: 0.9rem;
}

/* ===== SUBMIT PAGE ===== */
.submit-hero {
    padding: 60px 0 30px;
    text-align: center;
}

.submit-hero h1 {
    font-size: 3rem;
    font-weight: 800;
}

.submit-hero p {
    opacity: 0.6;
    font-size: 1.1rem;
    max-width: 500px;
    margin: 8px auto 0;
}

.submit-form-section {
    padding: 20px 0 60px;
}

.form-wrapper {
    max-width: 700px;
    margin: 0 auto;
    background: #121212;
    padding: 44px 48px;
    border-radius: 24px;
    border: 1px solid rgba(255, 255, 255, 0.04);
}

.submit-form .form-group {
    margin-bottom: 24px;
}

.submit-form label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.95rem;
}

.submit-form .required {
    color: #e8414f;
}

.submit-form input,
.submit-form select,
.submit-form textarea {
    width: 100%;
    padding: 12px 16px;
    background: #1a1a1a;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    color: #f0f0f0;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.submit-form input:focus,
.submit-form select:focus,
.submit-form textarea:focus {
    outline: none;
    border-color: #e8414f;
}

.submit-form textarea {
    resize: vertical;
    min-height: 150px;
}

.submit-form .checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.submit-form .checkbox-group input[type="checkbox"] {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    margin-top: 4px;
    cursor: pointer;
    accent-color: #e8414f;
}

.submit-form .checkbox-group label {
    font-weight: 400;
    font-size: 0.95rem;
    opacity: 0.8;
    cursor: pointer;
}

.form-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-top: 8px;
}

/* ===== SUCCESS MESSAGE ===== */
.success-message {
    text-align: center;
    padding: 40px 20px;
}

.success-message i {
    font-size: 4rem;
    color: #4caf50;
    margin-bottom: 16px;
}

.success-message h3 {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.success-message p {
    opacity: 0.6;
    margin-bottom: 24px;
}

/* ===== FOOTER ===== */
.footer {
    padding: 40px 0 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    text-align: center;
    opacity: 0.5;
    font-size: 0.85rem;
}

.footer .social-icons {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 12px;
}

.footer .social-icons a {
    opacity: 0.6;
    transition: opacity 0.3s;
    font-size: 1.2rem;
}

.footer .social-icons a:hover {
    opacity: 1;
    color: #e8414f;
}

.footer a {
    color: #e8414f;
    opacity: 0.7;
}

.footer a:hover {
    opacity: 1;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
    .nav-links {
        display: none;
        flex-direction: column;
        gap: 14px;
        background: #121212;
        padding: 24px;
        border-radius: 16px;
        position: absolute;
        top: 70px;
        right: 20px;
        width: 200px;
        border: 1px solid rgba(255, 255, 255, 0.06);
    }

    .nav-links.open {
        display: flex;
    }

    .hamburger {
        display: block;
    }

    .cover-banner {
        height: 140px;
    }

    .cover-banner .cover-text {
        font-size: 2.2rem;
    }

    .profile-header {
        margin-top: -40px;
        flex-direction: column;
        align-items: flex-start;
    }

    .profile-avatar {
        width: 90px;
        height: 90px;
        font-size: 2.5rem;
    }

    .profile-info h1 {
        font-size: 1.8rem;
    }

    .profile-actions {
        margin-left: 0;
        width: 100%;
    }

    .tab-nav {
        gap: 16px;
    }

    .tab-nav a {
        font-size: 0.85rem;
    }

    .about-box {
        padding: 28px 20px;
    }

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

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

    .form-wrapper {
        padding: 28px 20px;
    }

    .submit-hero h1 {
        font-size: 2.2rem;
    }

    .video-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .social-grid {
        grid-template-columns: 1fr 1fr;
    }

    .channel-grid {
        grid-template-columns: 1fr 1fr;
    }

    .profile-info .sub-stats {
        font-size: 0.8rem;
        gap: 12px;
    }

    .cover-banner .cover-text {
        font-size: 1.6rem;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
        text-align: center;
        justify-content: center;
    }
}