/* assets/css/style.css - Estilos completos */

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #0a0e17;
    color: #e0e0e0;
    min-height: 100vh;
}

.app-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 24px;
    font-weight: bold;
    color: #00d4ff;
}

.logo i {
    font-size: 32px;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.user-info i {
    margin-right: 8px;
}

.btn-logout {
    color: #ff6b6b;
    text-decoration: none;
    padding: 8px 16px;
    border: 1px solid #ff6b6b;
    border-radius: 6px;
    transition: all 0.3s;
}

.btn-logout:hover {
    background: #ff6b6b;
    color: #fff;
}

/* Main */
.app-main {
    flex: 1;
    padding: 30px 0;
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 70vh;
}

.login-card {
    background: rgba(255,255,255,0.05);
    border-radius: 16px;
    padding: 50px 40px;
    width: 100%;
    max-width: 420px;
    border: 1px solid rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header i {
    font-size: 48px;
    color: #00d4ff;
    margin-bottom: 16px;
}

.login-header h2 {
    font-size: 28px;
    margin-bottom: 8px;
}

.login-header p {
    color: #888;
    font-size: 14px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: #aaa;
}

.form-group label i {
    margin-right: 8px;
}

.form-group input {
    width: 100%;
    padding: 12px 16px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #00d4ff;
}

.form-group input::placeholder {
    color: #666;
}

.error-message {
    background: rgba(255,107,107,0.15);
    color: #ff6b6b;
    padding: 10px 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    font-size: 14px;
}

.btn-login {
    width: 100%;
    padding: 14px;
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    border: none;
    border-radius: 8px;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-login:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,212,255,0.3);
}

/* Channels */
.channels-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.channels-header h2 {
    font-size: 24px;
}

.channels-header h2 i {
    margin-right: 12px;
    color: #00d4ff;
}

.channel-count {
    color: #888;
    font-size: 14px;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}

.channel-card {
    background: rgba(255,255,255,0.05);
    border-radius: 12px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    border: 1px solid rgba(255,255,255,