/* =========================================
   USDT Vault - Vibrant Green & Gold Theme
   ========================================= */
:root {
    --bg-main: #f0f7f4; /* خلفية فاتحة جداً مائلة للأخضر النعناعي */
    --bg-card: #ffffff; /* كروت بيضاء نقية */
    --accent-green: #26A17B; /* أخضر التيثر الرسمي */
    --accent-hover: #1e8263;
    --text-primary: #112a22; /* لون نصوص داكن مريح للعين */
    --text-secondary: #5c776d;
    --border-color: #d1e5de;
    --gold-accent: #f39c12; /* ذهبي للأرباح */
    --shadow-sm: 0 8px 20px rgba(38, 161, 123, 0.08);
    --shadow-lg: 0 15px 35px rgba(38, 161, 123, 0.12);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Inter', 'Segoe UI', Tahoma, sans-serif;
}

body {
    background: linear-gradient(135deg, #f0f7f4 0%, #e1efe9 100%);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.accent-green { color: var(--accent-green); }
.text-center { text-align: center; }

/* Navigation */
.vault-nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 40px; background: rgba(255, 255, 255, 0.9);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
}

.live-btn {
    color: var(--accent-green); text-decoration: none; font-weight: bold; font-size: 14px;
    display: flex; align-items: center; background: rgba(38, 161, 123, 0.1);
    padding: 8px 16px; border-radius: 20px; border: 1px solid rgba(38, 161, 123, 0.2);
    transition: 0.3s;
}
.live-btn:hover { background: var(--accent-green); color: #fff; }

@keyframes pulse-live {
    0% { box-shadow: 0 0 0 0 rgba(38, 161, 123, 0.7); }
    70% { box-shadow: 0 0 0 6px rgba(38, 161, 123, 0); }
    100% { box-shadow: 0 0 0 0 rgba(38, 161, 123, 0); }
}
.live-dot {
    width: 8px; height: 8px; background-color: var(--accent-green);
    border-radius: 50%; margin-right: 8px; animation: pulse-live 1.5s infinite;
}

/* Hero Section */
.hero-section { flex: 1; display: flex; justify-content: center; align-items: center; padding: 80px 20px; }
.hero-content { max-width: 700px; }

.security-badge {
    display: inline-block; padding: 6px 15px; background: rgba(243, 156, 18, 0.15);
    color: #d68910; border: 1px solid rgba(243, 156, 18, 0.3); border-radius: 20px;
    font-size: 12px; font-weight: bold; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 25px;
}

.hero-title { font-size: 3.5rem; line-height: 1.2; margin-bottom: 20px; font-weight: 900; color: var(--text-primary); }
.hero-subtitle { font-size: 1.1rem; color: var(--text-secondary); margin-bottom: 40px; line-height: 1.6; }

/* Auth Box */
.auth-box {
    background: var(--bg-card); padding: 40px; border-radius: 12px;
    border: 1px solid var(--border-color); box-shadow: var(--shadow-lg);
}

.input-container { position: relative; margin-bottom: 20px; }
.input-icon { position: absolute; left: 20px; top: 50%; transform: translateY(-50%); color: var(--accent-green); font-size: 20px; }

input[type="text"], input[type="number"], input[type="password"] {
    width: 100%; padding: 18px 18px 18px 55px;
    background: #f8fbf9; border: 2px solid var(--border-color); color: var(--text-primary);
    font-size: 16px; border-radius: 8px; outline: none; font-family: monospace; transition: 0.3s;
}
input[type="text"]:focus, input[type="number"]:focus { border-color: var(--accent-green); background: #fff; box-shadow: 0 0 10px rgba(38, 161, 123, 0.1); }

.btn-primary {
    width: 100%; padding: 18px; background: var(--accent-green); color: #fff;
    border: none; border-radius: 8px; font-size: 16px; font-weight: bold;
    cursor: pointer; transition: 0.3s; letter-spacing: 1px; box-shadow: 0 4px 15px rgba(38,161,123,0.3);
}
.btn-primary:hover { background: var(--accent-hover); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(38,161,123,0.4); }

.btn-secondary {
    width: 100%; padding: 18px; background: transparent; color: var(--accent-green);
    border: 2px solid var(--accent-green); border-radius: 8px; font-size: 16px; font-weight: bold;
    cursor: pointer; transition: 0.3s;
}
.btn-secondary:hover { background: var(--accent-green); color: #fff; }

.error-msg { color: #e74c3c; font-weight: bold; margin-top: 15px; min-height: 20px; }

.trust-indicators {
    display: flex; justify-content: center; gap: 20px; margin-top: 20px;
    font-size: 13px; color: var(--text-secondary); font-weight: bold;
}

/* Features */
.features-section { max-width: 1200px; margin: 0 auto 80px; padding: 0 20px; }
.features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.feature-card {
    background: var(--bg-card); padding: 40px 30px; border-radius: 12px;
    border: 1px solid var(--border-color); position: relative; transition: 0.3s; box-shadow: var(--shadow-sm);
}
.feature-card:hover { border-color: var(--accent-green); transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.feature-icon {
    width: 60px; height: 60px; background: rgba(38, 161, 123, 0.1); color: var(--accent-green);
    font-size: 24px; display: flex; align-items: center; justify-content: center; border-radius: 12px; margin-bottom: 20px;
}
.feature-card h3 { font-size: 1.3rem; margin-bottom: 15px; color: var(--text-primary); }
.feature-card p { color: var(--text-secondary); line-height: 1.6; font-size: 0.95rem; }
.badge-tag {
    position: absolute; top: 20px; right: 20px; background: var(--gold-accent); color: #fff;
    font-size: 11px; font-weight: bold; padding: 5px 10px; border-radius: 20px;
}

footer { text-align: center; padding: 30px; color: var(--text-secondary); border-top: 1px solid var(--border-color); background: var(--bg-card); }

/* Common Utility Classes for Dashboard */
.glass-card { background: var(--bg-card); border-radius: 12px; padding: 30px; border: 1px solid var(--border-color); box-shadow: var(--shadow-sm); margin-bottom: 20px; }