/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    background-color: #0a110d;
    color: #ffffff;
    line-height: 1.6;
    overflow-x: hidden;
}

/* RTL Support */
body[dir="rtl"] {
    font-family: 'Inter', 'Cairo', sans-serif;
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn {
    padding: 1rem 2rem;
    border-radius: 12px;
    border: none;
    font-family: 'Lexend', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.btn-primary {
    background: #1db954;
    color: #0a110d;
    box-shadow: 0 0 20px rgba(29, 185, 84, 0.4);
}

.btn-primary:hover {
    background: #1ea54a;
    transform: translateY(-2px);
    box-shadow: 0 5px 25px rgba(29, 185, 84, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(2px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-large {
    padding: 1.5rem 2rem;
    font-size: 1.125rem;
    height: 60px;
    min-width: 262px;
}

.btn-full {
    width: 100%;
    justify-content: center;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #ffffff;
}

.form-group input {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #1db954;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 0 3px rgba(29, 185, 84, 0.1);
}

.form-group input::placeholder {
    color: #64748b;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #94a3b8;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

.forgot-link {
    color: #1db954;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.forgot-link:hover {
    color: #1ea54a;
}

/* Notification Styles */
.notification {
    position: fixed;
    top: 100px;
    right: 20px;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    z-index: 10000;
    animation: slideIn 0.3s ease-out;
    max-width: 300px;
}

body[dir="rtl"] .notification {
    right: auto;
    left: 20px;
}

.notification-success {
    background: #1db954;
    color: white;
}

.notification-error {
    background: #ef4444;
    color: white;
}

.notification-info {
    background: #3b82f6;
    color: white;
}

/* Error Styles */
.field-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.error {
    border-color: #ef4444 !important;
}

.error:focus {
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1) !important;
}

/* Animations */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRTL {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

@keyframes slideOutRTL {
    from {
        transform: translateX(0);
        opacity: 1;
    }
    to {
        transform: translateX(-100%);
        opacity: 0;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.8;
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* RTL Styles */
body[dir="rtl"] .nav-container {
    direction: rtl;
}

body[dir="rtl"] .nav-left {
    flex-direction: row-reverse;
}

body[dir="rtl"] .nav-menu {
    direction: rtl;
}

body[dir="rtl"] .footer-links {
    direction: rtl;
}

body[dir="rtl"] .footer-social {
    direction: ltr;
}