:root {
    --primary: #0B2545;
    --secondary: #134074;
    --accent: #00A8E8;
    --bg-light: #F8FAFC;
    --text-dark: #1D2A44;
    --text-muted: #64748B;
    --white: #FFFFFF;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Plus Jakarta Sans', sans-serif;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.app-header {
    background: var(--primary);
    border-bottom: 2px solid var(--secondary);
    padding: 14px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--white);
    font-size: 1.3rem;
    font-weight: 700;
}

.nav-logo {
    width: 44px;
    height: 44px;
    border-radius: 8px;
    background: white;
    padding: 2px;
}

.nav-brand strong {
    color: var(--accent);
}

.nav-links a {
    color: #E2E8F0;
    text-decoration: none;
    margin-left: 20px;
    font-weight: 500;
    transition: color 0.2s;
}

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

/* Hero / Landing */
.hero-section {
    background: linear-gradient(135deg, #0B2545 0%, #134074 50%, #0077B6 100%);
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 20px;
}

.landing-card {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.22);
    border-radius: 24px;
    max-width: 680px;
    width: 100%;
    padding: 44px 32px;
    text-align: center;
    color: var(--white);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.logo-image {
    width: 140px;
    height: 140px;
    border-radius: 18px;
    background: white;
    padding: 6px;
    margin-bottom: 20px;
}

.status-badge {
    display: inline-block;
    background: rgba(0, 168, 232, 0.2);
    color: #70D6FF;
    border: 1px solid rgba(0, 168, 232, 0.4);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.82rem;
    font-weight: 700;
    margin-bottom: 14px;
}

.landing-card h1 {
    font-size: 2.2rem;
    font-weight: 800;
    margin-bottom: 12px;
}

.landing-card h1 span {
    color: var(--accent);
}

.landing-card .subtitle {
    color: #E2E8F0;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 30px;
}

.countdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: 32px;
}

.time-card {
    background: rgba(11, 37, 69, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.15);
    padding: 16px 8px;
    border-radius: 14px;
}

.time-card .val {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: #FFFFFF;
}

.time-card .lbl {
    font-size: 0.72rem;
    color: #94A3B8;
    font-weight: 700;
}

.sub-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
    max-width: 480px;
    margin: 0 auto;
}

.form-row {
    display: flex;
    gap: 8px;
}

.form-input {
    flex: 1;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid #CBD5E1;
    font-size: 0.95rem;
    outline: none;
}

.btn {
    padding: 12px 22px;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    border: none;
    text-decoration: none;
    display: inline-block;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent);
    color: var(--white);
}

.btn-primary:hover {
    background: #0090C9;
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--white);
    color: var(--white);
}

.consent-row {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    font-size: 0.8rem;
    text-align: left;
    color: #CBD5E1;
}

.consent-row a {
    color: #70D6FF;
}

.alert-box {
    padding: 12px;
    border-radius: 8px;
    font-size: 0.9rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.2);
    border: 1px solid #10B981;
    color: #A7F3D0;
}

.alert-error {
    background: rgba(239, 68, 68, 0.2);
    border: 1px solid #EF4444;
    color: #FECACA;
}

/* Chat Odaları */
.page-content {
    padding: 40px 20px;
    flex: 1;
}

.legal-card {
    background: var(--white);
    padding: 40px;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    line-height: 1.7;
}

.legal-card h1 {
    font-size: 1.8rem;
    color: var(--primary);
    margin-bottom: 20px;
}

.legal-card h2 {
    font-size: 1.3rem;
    color: var(--secondary);
    margin: 24px 0 10px 0;
}

.legal-card ul {
    margin-left: 20px;
    margin-bottom: 16px;
}

.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
}

.textarea {
    width: 100%;
}

.text-danger {
    color: #DC2626;
    font-size: 0.85rem;
}

/* Chat Room */
.chat-container {
    padding: 30px 20px;
}

.chat-wrapper {
    background: var(--white);
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 70vh;
}

.chat-header {
    background: var(--primary);
    color: var(--white);
    padding: 16px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.online-indicator {
    font-size: 0.8rem;
    color: #34D399;
}

.nick-input {
    padding: 6px 12px;
    border-radius: 6px;
    border: none;
    font-size: 0.9rem;
}

.messages-area {
    flex: 1;
    padding: 20px;
    overflow-y: auto;
    background: #F1F5F9;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.msg-bubble {
    max-width: 65%;
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 0.95rem;
}

.msg-bubble.me {
    align-self: flex-end;
    background: var(--accent);
    color: var(--white);
}

.msg-bubble.other {
    align-self: flex-start;
    background: var(--white);
    color: var(--text-dark);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
}

.msg-bubble.system {
    align-self: center;
    background: rgba(19, 64, 116, 0.1);
    color: var(--secondary);
    font-size: 0.85rem;
    text-align: center;
}

.msg-bubble .time {
    display: block;
    font-size: 0.7rem;
    opacity: 0.7;
    margin-top: 4px;
    text-align: right;
}

.chat-input-bar {
    display: flex;
    padding: 14px 20px;
    background: var(--white);
    border-top: 1px solid #E2E8F0;
    gap: 10px;
}

.msg-input {
    flex: 1;
    padding: 12px 16px;
    border-radius: 10px;
    border: 1px solid #CBD5E1;
    outline: none;
}

/* Rooms Grid */
.rooms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 24px;
}

.room-card {
    background: var(--white);
    padding: 24px;
    border-radius: 14px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    border-top: 4px solid var(--accent);
}

.room-card h3 {
    margin-bottom: 8px;
    color: var(--primary);
}

.room-card p {
    color: var(--text-muted);
    margin-bottom: 18px;
}

/* Footer */
.app-footer {
    background: var(--primary);
    color: var(--white);
    padding-top: 40px;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 30px;
    padding-bottom: 30px;
}

.footer-brand h3 {
    margin-bottom: 10px;
    color: var(--accent);
}

.footer-links h4 {
    margin-bottom: 12px;
    font-size: 1rem;
    color: #94A3B8;
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 8px;
}

.footer-links a {
    color: #E2E8F0;
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-bottom {
    background: #061527;
    padding: 16px 0;
    text-align: center;
    font-size: 0.8rem;
    color: #64748B;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(11, 37, 69, 0.97);
    color: var(--white);
    padding: 18px 0;
    box-shadow: 0 -4px 16px rgba(0, 0, 0, 0.2);
    z-index: 9999;
}

.cookie-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
}

.cookie-text p {
    font-size: 0.85rem;
    color: #CBD5E1;
    margin-top: 4px;
}

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

.cookie-actions {
    display: flex;
    gap: 10px;
}

@media (max-width: 768px) {
    .footer-grid { grid-template-columns: 1fr; }
    .cookie-content { flex-direction: column; align-items: stretch; }
    .cookie-actions { justify-content: flex-end; }
}