/*
===============================================
AUTHENTICATION PAGES STYLESHEET
===============================================
Login, Register & Forgot Password Pages
Beautiful Animations & Graphics Design
===============================================
*/

/* ============================================
   CSS VARIABLES
   ============================================ */
:root {
    --primary: #E67E22;
    --secondary: #F4C430;
    --accent: #C0392B;
    --background: #FFF8E7;
    --text-dark: #3E2723;
    --gold: #D4AF37;
    --white: #FFFFFF;
    --light-cream: #FFFBF0;
    --soft-orange: #FFE4CC;
    
    --gradient-primary: linear-gradient(135deg, #E67E22, #F4C430);
    --gradient-warm: linear-gradient(135deg, #FF6B35, #F7931E);
    --gradient-gold: linear-gradient(135deg, #D4AF37, #F4C430);
    
    --shadow-sm: 0 2px 8px rgba(230, 126, 34, 0.1);
    --shadow-md: 0 4px 16px rgba(230, 126, 34, 0.15);
    --shadow-lg: 0 8px 32px rgba(230, 126, 34, 0.2);
    --shadow-xl: 0 12px 48px rgba(230, 126, 34, 0.25);
    
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Poppins', sans-serif;
    
    /* Large & Scalable Fonts */
    --font-size-xs: clamp(0.875rem, 2vw, 1rem);
    --font-size-sm: clamp(1rem, 2.5vw, 1.125rem);
    --font-size-md: clamp(1.125rem, 3vw, 1.25rem);
    --font-size-lg: clamp(1.25rem, 3.5vw, 1.5rem);
    --font-size-xl: clamp(1.5rem, 4vw, 2rem);
    --font-size-2xl: clamp(2rem, 5vw, 3rem);
    --font-size-3xl: clamp(2.5rem, 6vw, 4rem);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    color: var(--text-dark);
    background: var(--background);
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* Animated Background */
.auth-container::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 40%, rgba(230, 126, 34, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 70% 60%, rgba(244, 196, 48, 0.08) 0%, transparent 50%),
                radial-gradient(circle at 50% 50%, rgba(192, 57, 43, 0.05) 0%, transparent 50%);
    animation: backgroundMove 20s ease infinite;
}

@keyframes backgroundMove {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(5%, 5%) rotate(5deg); }
    66% { transform: translate(-5%, 5%) rotate(-5deg); }
}

/* Floating Elements Decoration */
.auth-decoration {
    position: absolute;
    pointer-events: none;
    opacity: 0.1;
}

.auth-decoration.om-symbol {
    top: 10%;
    left: 10%;
    font-size: 8rem;
    color: var(--primary);
    animation: float 6s ease-in-out infinite;
}

.auth-decoration.flower {
    bottom: 10%;
    right: 10%;
    font-size: 6rem;
    color: var(--secondary);
    animation: float 8s ease-in-out infinite reverse;
}

.auth-decoration.diya {
    top: 50%;
    right: 5%;
    font-size: 5rem;
    color: var(--accent);
    animation: float 7s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

/* ============================================
   AUTH BOX
   ============================================ */
.auth-box {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    position: relative;
    z-index: 10;
    overflow: hidden;
    animation: slideUp 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes slideUp {
    0% {
        opacity: 0;
        transform: translateY(50px) scale(0.9);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Gradient Top Border */
.auth-box::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    background: var(--gradient-primary);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

/* Auth Header */
.auth-header {
    text-align: center;
    padding: 3rem 2rem 2rem;
    background: linear-gradient(180deg, var(--light-cream) 0%, var(--white) 100%);
}

.auth-logo {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100px;
    height: 100px;
    background: var(--gradient-primary);
    border-radius: 50%;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow-lg);
    animation: pulse 2s ease infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); box-shadow: var(--shadow-lg); }
    50% { transform: scale(1.05); box-shadow: var(--shadow-xl); }
}

.auth-logo i {
    font-size: var(--font-size-3xl);
    color: var(--white);
}

.auth-header h1 {
    font-family: var(--font-heading);
    font-size: var(--font-size-2xl);
    color: var(--text-dark);
    margin-bottom: 0.75rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-header p {
    font-size: var(--font-size-md);
    color: var(--primary);
    font-weight: 500;
}

/* Auth Body */
.auth-body {
    padding: 2rem;
}

/* Form Groups */
.form-group {
    margin-bottom: 1.75rem;
    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; }
.form-group:nth-child(4) { animation-delay: 0.4s; }

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

.form-group label {
    display: block;
    font-size: var(--font-size-md);
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.75rem;
}

.form-group label i {
    color: var(--primary);
    margin-right: 0.5rem;
    font-size: var(--font-size-lg);
}

/* Input Fields */
.input-wrapper {
    position: relative;
}

.form-control {
    width: 100%;
    padding: 1.125rem 1.25rem 1.125rem 3.5rem;
    border: 2px solid var(--soft-orange);
    border-radius: var(--radius-md);
    font-size: var(--font-size-md);
    font-family: var(--font-body);
    color: var(--text-dark);
    transition: all 0.3s ease;
    background: var(--light-cream);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(230, 126, 34, 0.1);
    background: var(--white);
}

.form-control::placeholder {
    color: rgba(62, 39, 35, 0.5);
    font-size: var(--font-size-sm);
}

.input-icon {
    position: absolute;
    left: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--primary);
    font-size: var(--font-size-lg);
    transition: all 0.3s ease;
}

.form-control:focus ~ .input-icon {
    color: var(--accent);
    transform: translateY(-50%) scale(1.1);
}

/* Password Toggle */
.password-toggle {
    position: absolute;
    right: 1.25rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--primary);
    cursor: pointer;
    font-size: var(--font-size-lg);
    transition: all 0.3s ease;
    padding: 0.5rem;
}

.password-toggle:hover {
    color: var(--accent);
    transform: translateY(-50%) scale(1.2);
}

/* Remember & Forgot */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    flex-wrap: wrap;
    gap: 1rem;
}

.checkbox-wrapper {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.checkbox-wrapper input[type="checkbox"] {
    width: 20px;
    height: 20px;
    cursor: pointer;
    accent-color: var(--primary);
}

.checkbox-wrapper label {
    font-size: var(--font-size-sm);
    color: var(--text-dark);
    cursor: pointer;
    margin: 0;
}

.forgot-link {
    color: var(--primary);
    text-decoration: none;
    font-size: var(--font-size-sm);
    font-weight: 600;
    transition: all 0.3s ease;
}

.forgot-link:hover {
    color: var(--accent);
    text-decoration: underline;
}

/* Submit Button */
.btn-auth {
    width: 100%;
    padding: 1.25rem 2rem;
    background: var(--gradient-primary);
    border: none;
    border-radius: var(--radius-md);
    color: var(--white);
    font-size: var(--font-size-lg);
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: var(--shadow-md);
    position: relative;
    overflow: hidden;
}

.btn-auth::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn-auth:hover::before {
    width: 400px;
    height: 400px;
}

.btn-auth:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-auth:active {
    transform: translateY(-1px);
}

.btn-auth i {
    margin-left: 0.75rem;
    font-size: var(--font-size-xl);
    transition: transform 0.3s ease;
}

.btn-auth:hover i {
    transform: translateX(5px);
}

/* Auth Footer */
.auth-footer {
    padding: 2rem;
    text-align: center;
    background: var(--light-cream);
    border-top: 1px solid var(--soft-orange);
}

.auth-footer p {
    font-size: var(--font-size-md);
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.auth-footer a {
    color: var(--primary);
    text-decoration: none;
    font-weight: 700;
    font-size: var(--font-size-md);
    transition: all 0.3s ease;
}

.auth-footer a:hover {
    color: var(--accent);
    text-decoration: underline;
}

/* Divider */
.divider {
    display: flex;
    align-items: center;
    margin: 2rem 0;
    color: var(--text-dark);
    font-size: var(--font-size-sm);
    opacity: 0.6;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--soft-orange);
}

.divider::before {
    margin-right: 1rem;
}

.divider::after {
    margin-left: 1rem;
}

/* Social Login */
.social-login {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 1rem;
    border: 2px solid var(--soft-orange);
    border-radius: var(--radius-md);
    background: var(--white);
    color: var(--text-dark);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary);
}

.social-btn.google {
    border-color: #DB4437;
}

.social-btn.google:hover {
    background: #DB4437;
    color: var(--white);
}

.social-btn.facebook {
    border-color: #4267B2;
}

.social-btn.facebook:hover {
    background: #4267B2;
    color: var(--white);
}

.social-btn i {
    font-size: var(--font-size-lg);
}

/* Success Message */
.success-message {
    background: linear-gradient(135deg, #27AE60, #2ECC71);
    color: var(--white);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-md);
    animation: slideInDown 0.5s ease;
}

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

.success-message i {
    font-size: var(--font-size-xl);
}

.success-message p {
    font-size: var(--font-size-md);
    margin: 0;
}

/* Error Message */
.error-message {
    background: linear-gradient(135deg, #C0392B, #E74C3C);
    color: var(--white);
    padding: 1.25rem;
    border-radius: var(--radius-md);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: var(--shadow-md);
    animation: shake 0.5s ease;
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.error-message i {
    font-size: var(--font-size-xl);
}

.error-message p {
    font-size: var(--font-size-md);
    margin: 0;
}

/* Back to Home Link */
.back-home {
    position: fixed;
    top: 2rem;
    left: 2rem;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    background: var(--white);
    color: var(--primary);
    text-decoration: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    font-size: var(--font-size-md);
    font-weight: 600;
    transition: all 0.3s ease;
    z-index: 100;
}

.back-home:hover {
    background: var(--gradient-primary);
    color: var(--white);
    transform: translateX(-5px);
    box-shadow: var(--shadow-lg);
}

.back-home i {
    font-size: var(--font-size-lg);
    transition: transform 0.3s ease;
}

.back-home:hover i {
    transform: translateX(-3px);
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

/* Tablet */
@media (max-width: 768px) {
    .auth-container {
        padding: 1.5rem;
    }
    
    .auth-box {
        max-width: 100%;
    }
    
    .auth-header {
        padding: 2.5rem 1.5rem 1.5rem;
    }
    
    .auth-logo {
        width: 80px;
        height: 80px;
    }
    
    .auth-body {
        padding: 1.5rem;
    }
    
    .form-options {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .social-login {
        grid-template-columns: 1fr;
    }
    
    .auth-decoration {
        display: none;
    }
    
    .back-home {
        top: 1rem;
        left: 1rem;
        padding: 0.75rem 1.25rem;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .auth-container {
        padding: 1rem;
    }
    
    .auth-header {
        padding: 2rem 1rem 1rem;
    }
    
    .auth-logo {
        width: 70px;
        height: 70px;
    }
    
    .auth-body {
        padding: 1.25rem;
    }
    
    .form-control {
        padding: 1rem 1rem 1rem 3rem;
    }
    
    .btn-auth {
        padding: 1rem 1.5rem;
    }
    
    .auth-footer {
        padding: 1.5rem;
    }
    
    .back-home {
        position: static;
        margin-bottom: 1rem;
        display: inline-flex;
    }
}

/* Loading Spinner */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--white);
    animation: spin 1s linear infinite;
    margin-left: 0.75rem;
}

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

/* Hide spinner by default */
.btn-auth .loading-spinner {
    display: none;
}

/* Show spinner when loading */
.btn-auth.loading .loading-spinner {
    display: inline-block;
}

.btn-auth.loading i:not(.loading-spinner) {
    display: none;
}