/* ========================================
   REGISTER PAGE STYLES - JOboost Design System V2
   ======================================== */

/* =========================
   CSS VARIABLES
   ========================= */
:root {
    /* Primary Colors */
    --primary: #10b981;
    --primary-dark: #059669;
    --primary-light: #34d399;
    
    /* Secondary Colors */
    --secondary: #14b8a6;
    --accent: #f59e0b;
    
    /* Status Colors */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;
    
    /* Neutral Colors */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    --white: #ffffff;
    --black: #000000;
    
    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    
    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background: linear-gradient(135deg, #f9fafb 0%, #e5e7eb 100%);
    min-height: 100vh;
    color: var(--gray-900);
    line-height: 1.6;
}

/* =========================
   AUTH CONTAINER
   ========================= */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    position: relative;
    overflow: hidden;
}

.auth-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(16, 185, 129, 0.1) 0%, transparent 70%);
    animation: rotate 30s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* =========================
   REGISTER CARD
   ========================= */
.register-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    position: relative;
    z-index: 1;
    overflow: hidden;
    animation: fadeInUp 0.6s ease;
}

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

/* =========================
   REGISTER HEADER
   ========================= */
.register-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 2rem;
    text-align: center;
    color: var(--white);
    position: relative;
}

.register-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="20" height="20" patternUnits="userSpaceOnUse"><path d="M 20 0 L 0 0 0 20" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)" /></svg>');
    opacity: 0.3;
}

.register-logo {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 1rem;
}

.register-logo img {
    width: 60px;
    height: 60px;
    margin-bottom: 0.5rem;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
    animation: bounce 2s infinite;
}

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

.register-logo .logo-text-primary {
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.register-header h1 {
    font-size: 2rem;
    font-weight: 800;
    margin: 0.75rem 0 0.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 1;
}

.register-header .subtitle {
    font-size: 0.95rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

/* =========================
   REGISTER BODY
   ========================= */
.register-body {
    padding: 2rem;
}

/* =========================
   ALERT / ERROR BANNER
   ========================= */
/* =========================
   ERROR BANNER
   ========================= */
.error-banner {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1), rgba(239, 68, 68, 0.05));
    border-left: 4px solid var(--error);
    padding: 1rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: none;
    animation: slideInDown 0.4s ease;
}

.error-banner.show {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.error-banner > i {
    color: var(--error);
    font-size: 1.25rem;
    flex-shrink: 0;
    margin-top: 0.125rem;
}

.error-content {
    flex: 1;
}

.error-title {
    color: var(--error);
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.error-list {
    margin-left: 1.5rem;
    color: var(--gray-700);
    font-size: 0.9rem;
    list-style: disc;
}

.error-list li {
    margin-bottom: 0.25rem;
}

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

/* =========================
   FORM
   ========================= */
.register-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

/* =========================
   FORM GROUP
   ========================= */
.form-group {
    position: relative;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--gray-700);
    margin-bottom: 0.5rem;
}

.form-group label .required {
    color: var(--error);
    margin-left: 2px;
}

/* =========================
   INPUT WRAPPER
   ========================= */
.input-wrapper {
    position: relative;
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 1rem;
    pointer-events: none;
    transition: color var(--transition-base);
}

/* =========================
   FORM INPUT
   ========================= */
.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    padding-left: 2.75rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    background: var(--white);
    color: var(--gray-900);
    transition: all var(--transition-base);
    outline: none;
}

.form-input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

.form-input:focus + .input-icon {
    color: var(--primary);
}

.form-input.input-error {
    border-color: var(--error);
}

.form-input.input-error:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1);
}

.form-input::placeholder {
    color: var(--gray-400);
}

/* Select styling */
.form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    padding-left: 2.75rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-family: inherit;
    background: var(--white);
    color: var(--gray-900);
    transition: all var(--transition-base);
    outline: none;
    cursor: pointer;
    appearance: none;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="12" height="12" viewBox="0 0 12 12"><path fill="%234b5563" d="M6 9L1 4h10z"/></svg>');
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1);
}

/* =========================
   ERROR TEXT
   ========================= */
.error-text {
    display: none;
    font-size: 0.8125rem;
    color: var(--error);
    margin-top: 0.375rem;
    animation: fadeIn 0.2s ease;
}

.error-text.show {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* =========================
   PASSWORD TOGGLE
   ========================= */
.password-wrapper {
    position: relative;
}

.toggle-password-btn {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    padding: 0.5rem;
    transition: color var(--transition-base);
    z-index: 2;
}

.toggle-password-btn:hover {
    color: var(--primary);
}

/* =========================
   PASSWORD STRENGTH
   ========================= */
.password-strength {
    margin-top: 0.5rem;
}

.strength-bar-container {
    height: 4px;
    background: var(--gray-200);
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.25rem;
}

.strength-bar {
    height: 100%;
    width: 0%;
    background: var(--error);
    transition: all var(--transition-base);
    border-radius: 2px;
}

.strength-text {
    font-size: 0.75rem;
    color: var(--gray-600);
    font-weight: 500;
}

/* =========================
   PROMO CODE SECTION
   ========================= */
.promo-section {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(245, 158, 11, 0.05));
    border: 2px dashed var(--accent);
    border-radius: var(--radius-lg);
    padding: 1rem;
    margin-top: 0.5rem;
}

.promo-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
    cursor: pointer;
    user-select: none;
}

.promo-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--gray-700);
}

.promo-title i {
    color: var(--accent);
}

.promo-toggle {
    color: var(--gray-500);
    font-size: 1.25rem;
    transition: transform var(--transition-base);
}

.promo-toggle.active {
    transform: rotate(180deg);
}

.promo-body {
    display: none;
    animation: slideDown 0.3s ease;
}

.promo-body.active {
    display: block;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.promo-body p {
    font-size: 0.85rem;
    color: var(--gray-600);
    margin-bottom: 0.75rem;
}

/* =========================
   SUBMIT BUTTON
   ========================= */
.btn-submit {
    width: 100%;
    padding: 0.875rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
    position: relative;
    overflow: hidden;
}

.btn-submit::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.btn-submit:hover::before {
    left: 100%;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.btn-submit:active {
    transform: translateY(0);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-submit.loading {
    position: relative;
}

.btn-submit.loading::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    border: 2px solid var(--white);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
}

@keyframes spin {
    to { transform: translateY(-50%) rotate(360deg); }
}

/* =========================
   LOGIN LINK
   ========================= */
.login-link {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--gray-200);
}

.login-link p {
    color: var(--gray-600);
    font-size: 0.9rem;
}

.login-link a {
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    transition: color var(--transition-base);
}

.login-link a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* =========================
   RESPONSIVE
   ========================= */
@media (max-width: 640px) {
    .auth-container {
        padding: 1rem;
    }
    
    .register-card {
        max-width: 100%;
    }
    
    .register-header {
        padding: 1.5rem;
    }
    
    .register-header h1 {
        font-size: 1.75rem;
    }
    
    .register-body {
        padding: 1.5rem;
    }
    
    .form-input,
    .form-select {
        padding: 0.625rem 0.875rem;
        padding-left: 2.5rem;
        font-size: 0.9375rem;
    }
}

@media (max-width: 480px) {
    .register-logo img {
        width: 50px;
        height: 50px;
    }
    
    .register-header h1 {
        font-size: 1.5rem;
    }
    
    .register-header .subtitle {
        font-size: 0.875rem;
    }
}

/* =========================
   META FOOTER
   ========================= */
.meta-footer {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    padding: 1.5rem 1rem;
    text-align: center;
    margin-top: 3rem;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
}

.meta-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin-bottom: 0.5rem;
}

.meta-links a {
    color: var(--white);
    text-decoration: none;
    font-size: 0.875rem;
    transition: opacity var(--transition-base);
}

.meta-links a:hover {
    opacity: 0.8;
}

.meta-footer p {
    margin: 0.25rem 0;
    font-size: 0.8125rem;
}

.meta-footer .meta-logo {
    width: 80px;
    height: auto;
    margin-top: 0.25rem;
    filter: brightness(0) invert(1);
}

@media (max-width: 640px) {
    .meta-footer {
        padding: 1rem 0.75rem;
        margin-top: 2rem;
    }
    
    .meta-links {
        gap: 1rem;
        font-size: 0.8125rem;
    }
    
    .meta-footer .meta-logo {
        width: 60px;
    }
}