/* ==========================================
   ESTILOS PARA REGISTRAR - ragistyle.css
   ========================================== */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #8b5cf6;
    --success: #10b981;
    --success-dark: #059669;
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --warning: #f59e0b;
    --dark: #0f172a;
    --gray-900: #1e293b;
    --gray-800: #334155;
    --gray-700: #475569;
    --gray-600: #64748b;
    --gray-500: #94a3b8;
    --gray-400: #cbd5e1;
    --gray-300: #d1d5db;
    --gray-200: #e2e8f0;
    --gray-100: #f1f5f9;
    --gray-50: #f8fafc;
    --white: #ffffff;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --radius: 12px;
    --radius-lg: 16px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', -apple-system, system-ui, sans-serif;
    background: linear-gradient(135deg, #f0f4ff 0%, #faf5ff 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
    margin: 0;
}

/* ===== ANIMATED BACKGROUND ===== */
body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(ellipse at 30% 50%, rgba(99, 102, 241, 0.05) 0%, transparent 50%),
                radial-gradient(ellipse at 70% 50%, rgba(139, 92, 246, 0.05) 0%, transparent 50%);
    animation: float 20s ease-in-out infinite;
    z-index: 0;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(10px, -10px) rotate(2deg); }
    66% { transform: translate(-10px, 10px) rotate(-2deg); }
}

/* ===== REGISTER CARD ===== */
.register-card {
    position: relative;
    z-index: 1;
    background: var(--white);
    padding: 48px 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    width: 100%;
    max-width: 440px;
    border: 1px solid rgba(99, 102, 241, 0.08);
    animation: slideUp 0.6s ease forwards;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.96);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ===== HEADER ===== */
.register-header {
    text-align: center;
    margin-bottom: 32px;
}

.register-header .logo-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
    font-size: 32px;
    color: var(--white);
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.register-header h2 {
    font-size: 26px;
    font-weight: 800;
    color: var(--dark);
    letter-spacing: -0.5px;
}

.register-header p {
    color: var(--gray-500);
    font-size: 14px;
    margin-top: 4px;
    font-weight: 500;
}

/* ===== ALERTAS ===== */
.alert {
    padding: 14px 18px;
    border-radius: var(--radius);
    font-size: 14px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: slideIn 0.4s ease;
    border-left: 4px solid;
}

.alert i {
    font-size: 18px;
}

.alert-success {
    background: linear-gradient(135deg, #d1fae5, #a7f3d0);
    color: #065f46;
    border-left-color: var(--success);
}

.alert-error {
    background: linear-gradient(135deg, #fee2e2, #fecaca);
    color: #991b1b;
    border-left-color: var(--danger);
}

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

/* ===== FORM ===== */
.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--gray-700);
    font-size: 13px;
    letter-spacing: 0.3px;
}

.form-group label i {
    color: var(--primary);
    margin-right: 6px;
    width: 16px;
}

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

.input-wrapper {
    position: relative;
}

.input-wrapper .input-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    font-size: 16px;
    transition: var(--transition);
}

.input-wrapper:focus-within .input-icon {
    color: var(--primary);
}

.input-main {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-family: 'Inter', sans-serif;
    font-size: 15px;
    color: var(--gray-900);
    transition: var(--transition);
    background: var(--white);
    outline: none;
}

.input-main:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.1);
}

.input-main:hover {
    border-color: var(--gray-400);
}

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

.input-main.input-password {
    padding-right: 44px;
}

/* ===== PHONE INPUT - SIN LADA ===== */
.phone-input-container .input-wrapper {
    width: 100%;
}

.phone-input-container .input-wrapper .input-main {
    padding-left: 44px;
}

/* ===== TOGGLE PASSWORD ===== */
.toggle-password {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--gray-400);
    cursor: pointer;
    font-size: 18px;
    transition: var(--transition);
    padding: 4px;
}

.toggle-password:hover {
    color: var(--gray-600);
}

/* ===== BUTTON ===== */
.btn-submit {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 10px;
    font-family: 'Inter', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: var(--white);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 8px;
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.4);
}

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

.btn-submit i {
    font-size: 18px;
}

/* ===== FOOTER ===== */
.register-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid var(--gray-100);
}

.register-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

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

.register-footer .divider {
    color: var(--gray-300);
    margin: 0 8px;
}

/* ===== PASSWORD STRENGTH INDICATOR ===== */
.password-strength {
    margin-top: 8px;
    height: 4px;
    border-radius: 4px;
    background: var(--gray-200);
    overflow: hidden;
    transition: var(--transition);
}

.password-strength .strength-bar {
    height: 100%;
    width: 0%;
    border-radius: 4px;
    transition: width 0.3s ease;
}

.password-strength .strength-bar.weak { width: 33%; background: var(--danger); }
.password-strength .strength-bar.medium { width: 66%; background: var(--warning); }
.password-strength .strength-bar.strong { width: 100%; background: var(--success); }

.password-hint {
    font-size: 12px;
    color: var(--gray-500);
    margin-top: 4px;
    display: flex;
    align-items: center;
    gap: 4px;
}

.password-hint i {
    font-size: 12px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 480px) {
    .register-card { padding: 32px 24px; }
    .register-header h2 { font-size: 22px; }
    .input-main { font-size: 14px; padding: 10px 14px 10px 40px; }
    .btn-submit { font-size: 15px; padding: 12px; }
}

@media (max-width: 380px) {
    .register-card { padding: 24px 16px; }
    .register-header .logo-icon { width: 52px; height: 52px; font-size: 24px; }
}

/* ===== ANIMACIONES ADICIONALES ===== */
.form-group {
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }

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

/* ===== SPINNER EN BOTÓN ===== */
.btn-submit.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-submit.loading i {
    animation: spin 1s linear infinite;
}

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

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--gray-100); border-radius: 10px; }
::-webkit-scrollbar-thumb { background: var(--primary-light); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--primary); }