@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

:root {
    --bs-font-sans-serif: 'Outfit', sans-serif;
    --brand-primary: #2563EB;
    --brand-accent: #4F46E5;
    
    /* Light Mode Variables */
    --bg-gradient: linear-gradient(135deg, #F3F4F6 0%, #E5E7EB 100%);
    --card-bg: rgba(255, 255, 255, 0.85);
    --card-border: rgba(255, 255, 255, 0.4);
    --text-primary: #1F2937;
    --text-muted: #6B7280;
    --input-bg: rgba(243, 244, 246, 0.8);
    --input-border: #E5E7EB;
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.08);
}

[data-bs-theme="dark"] {
    /* Dark Mode Variables */
    --bg-gradient: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
    --card-bg: rgba(30, 41, 59, 0.7);
    --card-border: rgba(255, 255, 255, 0.08);
    --text-primary: #F8FAFC;
    --text-muted: #94A3B8;
    --input-bg: rgba(15, 23, 42, 0.6);
    --input-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

body {
    font-family: var(--bs-font-sans-serif);
    background: var(--bg-gradient);
    color: var(--text-primary);
    min-height: 100vh;
    transition: background 0.3s ease, color 0.3s ease;
    display: flex;
    flex-direction: column;
}

/* Glassmorphism Card Design */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--card-border);
    border-radius: 1.25rem;
    box-shadow: var(--glass-shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease, border 0.3s ease;
}

.glass-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 40px 0 rgba(31, 38, 135, 0.12);
}

/* Form Styling */
.form-floating > .form-control {
    background-color: var(--input-bg);
    border: 1px solid var(--input-border);
    color: var(--text-primary);
    border-radius: 0.75rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-floating > .form-control:focus {
    background-color: var(--input-bg);
    border-color: var(--brand-primary);
    box-shadow: 0 0 0 0.25rem rgba(37, 99, 235, 0.15);
}

.form-floating > label {
    color: var(--text-muted);
}

/* Custom Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-accent) 100%);
    border: none;
    border-radius: 0.75rem;
    padding: 0.75rem 1.5rem;
    font-weight: 500;
    transition: transform 0.2s ease, opacity 0.2s ease;
}

.btn-primary:hover {
    transform: translateY(-1px);
    opacity: 0.95;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

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

/* Social Buttons */
.btn-social {
    background-color: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--text-primary);
    border-radius: 0.75rem;
    padding: 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    font-weight: 500;
    transition: background-color 0.2s ease, border-color 0.2s ease;
}

.btn-social:hover {
    background-color: var(--input-bg);
    border-color: var(--brand-primary);
}

/* Password Strength Meter */
.password-meter {
    height: 4px;
    border-radius: 2px;
    background-color: var(--input-border);
    margin-top: 0.5rem;
    position: relative;
    overflow: hidden;
}

.password-meter-bar {
    height: 100%;
    width: 0;
    transition: width 0.3s ease, background-color 0.3s ease;
}

/* Brand Title Gradient */
.brand-gradient-text {
    background: linear-gradient(135deg, var(--brand-primary) 0%, var(--brand-accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-weight: 700;
}

/* Theme Toggle Button */
.theme-toggle-btn {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 1050;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    box-shadow: var(--glass-shadow);
    color: var(--text-primary);
    cursor: pointer;
    transition: transform 0.2s ease, background 0.3s ease;
}

.theme-toggle-btn:hover {
    transform: scale(1.1);
}

/* Profile Avatar Wrapper */
.avatar-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto;
}

.avatar-image {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--brand-primary);
}

.avatar-upload-overlay {
    position: absolute;
    bottom: 0;
    right: 0;
    background: var(--brand-primary);
    color: white;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border: 2px solid var(--card-bg);
    transition: background 0.2s ease;
}

.avatar-upload-overlay:hover {
    background: var(--brand-accent);
}

/* Loading overlays */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    border-radius: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.loading-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

/* Account Dashboard Navigation Sidebar */
.account-nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-radius: 0.5rem;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.account-nav-link:hover, .account-nav-link.active {
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--brand-primary);
}

/* Notification banner */
.toast-container {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 1080;
}