/* ==========================================================================
   Athlete Sports App — Premium Sports UI
   Dark theme · Neon lime accents · Bento grid · Bold typography
   Inspired by modern athletic brand design systems
   ========================================================================== */

/* --- Google Font Import --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* --- CSS Custom Properties --- */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111118;
    --bg-tertiary: #16161f;
    --bg-card: rgba(22, 22, 31, 0.85);
    --bg-card-hover: rgba(30, 30, 42, 0.95);
    --bg-card-solid: #16161f;
    --border-glass: rgba(255, 255, 255, 0.06);
    --border-subtle: rgba(255, 255, 255, 0.04);
    --border-accent: rgba(190, 255, 50, 0.25);

    --text-primary: #f0f0f5;
    --text-secondary: #8a8a9a;
    --text-muted: #55556a;

    /* Athletic color palette — neon lime as hero accent */
    --accent-lime: #beff32;
    --accent-green: #10b981;
    --accent-cyan: #06b6d4;
    --accent-purple: #8b5cf6;
    --accent-pink: #ec4899;
    --accent-yellow: #f59e0b;
    --accent-orange: #f97316;
    --accent-red: #ef4444;

    --gradient-primary: linear-gradient(135deg, var(--accent-lime), var(--accent-green));
    --gradient-hero: linear-gradient(135deg, var(--accent-lime) 0%, #8bff32 100%);
    --gradient-bg: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--bg-primary) 100%);
    --gradient-card-border: linear-gradient(135deg, var(--accent-lime), var(--accent-cyan), var(--accent-purple));

    --shadow-glow: 0 0 30px rgba(190, 255, 50, 0.08);
    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
    --shadow-card-hover: 0 12px 40px rgba(0, 0, 0, 0.5);
    --shadow-lime: 0 0 30px rgba(190, 255, 50, 0.12);

    --radius-sm: 12px;
    --radius-md: 16px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* --- Reset & Base --- */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    letter-spacing: -0.01em;
}

/* --- Subtle grid texture overlay --- */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 15% 25%, rgba(190, 255, 50, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 85% 75%, rgba(6, 182, 212, 0.02) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

/* ==========================================================================
   NAVBAR — Minimal premium top bar
   ========================================================================== */

.navbar-custom {
    background: rgba(10, 10, 15, 0.7) !important;
    backdrop-filter: blur(24px) saturate(1.2);
    -webkit-backdrop-filter: blur(24px) saturate(1.2);
    border-bottom: 1px solid var(--border-subtle);
    padding: 0.9rem 0;
    transition: background var(--transition-normal);
}

.navbar-brand {
    font-weight: 900;
    font-size: 1.25rem;
    color: var(--text-primary) !important;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.navbar-brand i {
    color: var(--accent-lime);
    font-size: 1.1rem;
}

.nav-link {
    color: var(--text-muted) !important;
    font-weight: 500;
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    transition: color var(--transition-fast);
    padding: 0.5rem 1rem !important;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 20px;
    height: 2px;
    background: var(--accent-lime);
    border-radius: 1px;
    transition: transform var(--transition-fast);
}

.nav-link:hover::after,
.nav-link.active::after {
    transform: translateX(-50%) scaleX(1);
}

/* ==========================================================================
   CARDS — Glass & Solid variants
   ========================================================================== */

.glass-card {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal),
                border-color var(--transition-normal);
}

.glass-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(255, 255, 255, 0.1);
}

.glass-card-static {
    background: var(--bg-card);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
}

/* --- Gradient top-border card --- */
.gradient-border-card {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-glass);
    overflow: hidden;
}

.gradient-border-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
}

/* ==========================================================================
   FORM CONTROLS — Dark sport inputs
   ========================================================================== */

.form-control-dark {
    background: rgba(10, 10, 15, 0.5);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 0.85rem 1.1rem;
    font-size: 0.95rem;
    font-weight: 500;
    transition: border-color var(--transition-fast),
                box-shadow var(--transition-fast),
                background var(--transition-fast);
}

.form-control-dark:focus {
    background: rgba(10, 10, 15, 0.8);
    border-color: var(--accent-lime);
    box-shadow: 0 0 0 3px rgba(190, 255, 50, 0.1);
    color: var(--text-primary);
    outline: none;
}

.form-control-dark::placeholder {
    color: var(--text-muted);
    font-weight: 400;
}

.form-select-dark {
    background-color: rgba(10, 10, 15, 0.5);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    padding: 0.85rem 1.1rem;
    font-size: 0.95rem;
    font-weight: 500;
    transition: border-color var(--transition-fast),
                box-shadow var(--transition-fast);
}

.form-select-dark:focus {
    background-color: rgba(10, 10, 15, 0.8);
    border-color: var(--accent-lime);
    box-shadow: 0 0 0 3px rgba(190, 255, 50, 0.1);
    color: var(--text-primary);
}

.form-label {
    font-weight: 600;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   BUTTONS — Bold, athletic
   ========================================================================== */

.btn-gradient {
    background: var(--accent-lime);
    border: none;
    color: #0a0a0f;
    font-weight: 700;
    padding: 0.85rem 2.2rem;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-fast),
                box-shadow var(--transition-fast),
                background var(--transition-fast);
}

.btn-gradient:hover {
    color: #0a0a0f;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lime);
    background: #d0ff5c;
}

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

.btn-gradient::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.btn-gradient:hover::after {
    left: 100%;
}

.btn-outline-glass {
    background: transparent;
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 0.85rem 2rem;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    transition: all var(--transition-fast);
}

.btn-outline-glass:hover {
    background: rgba(190, 255, 50, 0.06);
    border-color: var(--accent-lime);
    color: var(--accent-lime);
}

/* ==========================================================================
   STEP INDICATOR — 4-step athletic progress
   ========================================================================== */

.step-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0;
    margin-bottom: 3rem;
}

.step-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.step-dot {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.85rem;
    border: 2px solid var(--border-glass);
    background: var(--bg-tertiary);
    color: var(--text-muted);
    transition: all var(--transition-normal);
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.step-dot.active {
    background: var(--accent-lime);
    border-color: var(--accent-lime);
    color: #0a0a0f;
    box-shadow: 0 0 20px rgba(190, 255, 50, 0.3);
    animation: stepPulse 2.5s ease-in-out infinite;
}

.step-dot.completed {
    background: var(--accent-green);
    border-color: var(--accent-green);
    color: #fff;
}

@keyframes stepPulse {
    0%, 100% { box-shadow: 0 0 20px rgba(190, 255, 50, 0.3); }
    50% { box-shadow: 0 0 32px rgba(190, 255, 50, 0.5); }
}

.step-line {
    width: 60px;
    height: 2px;
    background: var(--border-glass);
    transition: background var(--transition-normal);
    flex-shrink: 0;
}

.step-line.completed {
    background: var(--accent-green);
}

.step-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-align: center;
    margin-top: 0.6rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.step-label.active { color: var(--accent-lime); }
.step-label.completed { color: var(--accent-green); }

/* ==========================================================================
   RED-s BADGES — Traffic light system
   ========================================================================== */

.badge-reds {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    border-radius: 50px;
    font-weight: 800;
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.badge-reds-green {
    background: rgba(16, 185, 129, 0.12);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.25);
}
.badge-reds-yellow {
    background: rgba(245, 158, 11, 0.12);
    color: var(--accent-yellow);
    border: 1px solid rgba(245, 158, 11, 0.25);
}
.badge-reds-orange {
    background: rgba(249, 115, 22, 0.12);
    color: var(--accent-orange);
    border: 1px solid rgba(249, 115, 22, 0.25);
}
.badge-reds-red {
    background: rgba(239, 68, 68, 0.12);
    color: var(--accent-red);
    border: 1px solid rgba(239, 68, 68, 0.25);
    animation: redPulse 2s ease-in-out infinite;
}

@keyframes redPulse {
    0%, 100% { box-shadow: 0 0 8px rgba(239, 68, 68, 0.15); }
    50% { box-shadow: 0 0 20px rgba(239, 68, 68, 0.3); }
}

.badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
}
.badge-dot-green { background: var(--accent-green); }
.badge-dot-yellow { background: var(--accent-yellow); }
.badge-dot-orange { background: var(--accent-orange); }
.badge-dot-red { background: var(--accent-red); }

/* ==========================================================================
   DASHBOARD — Bento grid layout
   ========================================================================== */

.dashboard-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 2.5rem 1.5rem;
}

/* --- Hero Header --- */
.dashboard-header {
    text-align: center;
    margin-bottom: 3rem;
    padding: 2rem 0;
}

.dashboard-header h1 {
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: -1.5px;
    margin-bottom: 0.5rem;
    line-height: 1.1;
}

.dashboard-header p {
    color: var(--text-muted);
    font-size: 1rem;
    font-weight: 400;
}

.dashboard-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 3px solid var(--accent-lime);
    object-fit: cover;
    box-shadow: 0 0 24px rgba(190, 255, 50, 0.15);
}

/* --- Bento Grid --- */
.bento-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 1rem;
    margin-bottom: 2rem;
}

.bento-card {
    background: var(--bg-card-solid);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    padding: 1.75rem;
    transition: transform var(--transition-normal),
                box-shadow var(--transition-normal),
                border-color var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.bento-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-card-hover);
    border-color: rgba(255, 255, 255, 0.08);
}

/* Bento grid spans */
.bento-span-6 { grid-column: span 6; }
.bento-span-4 { grid-column: span 4; }
.bento-span-3 { grid-column: span 3; }
.bento-span-8 { grid-column: span 8; }
.bento-span-12 { grid-column: span 12; }

/* --- Metric displays (big number style) --- */
.metric-hero {
    font-size: 3.5rem;
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.metric-hero-lime {
    color: var(--accent-lime);
}

.metric-hero-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.metric-card {
    text-align: center;
    padding: 1.75rem;
}

.metric-value {
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: -1.5px;
    line-height: 1.1;
    color: var(--text-primary);
}

.metric-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 0.5rem;
    font-weight: 700;
}

.metric-sub {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin-top: 0.2rem;
    font-weight: 400;
}

/* --- TDEE Cards with accent top borders --- */
.tdee-card {
    position: relative;
    overflow: hidden;
}

.tdee-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.tdee-training::before { background: var(--accent-lime); }
.tdee-rest::before { background: linear-gradient(90deg, var(--accent-purple), var(--accent-cyan)); }
.tdee-average::before { background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan)); }

.tdee-icon {
    font-size: 1.5rem;
    margin-bottom: 0.6rem;
}

.tdee-training .tdee-icon { color: var(--accent-lime); }
.tdee-rest .tdee-icon { color: var(--accent-purple); }
.tdee-average .tdee-icon { color: var(--accent-green); }

.tdee-training .metric-value { color: var(--accent-lime); }

/* --- Estimation method tag --- */
.estimation-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.9rem;
    border-radius: 50px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.estimation-tag-standard {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.estimation-tag-estimated {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-yellow);
    border: 1px solid rgba(245, 158, 11, 0.2);
}

/* ==========================================================================
   ACTIVITY BREAKDOWN — Horizontal bars
   ========================================================================== */

.activity-breakdown {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.activity-bar-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.activity-bar-label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 160px;
    flex-shrink: 0;
    font-size: 0.82rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.activity-bar-icon {
    font-size: 1.1rem;
}

.activity-bar-track {
    flex: 1;
    height: 8px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 4px;
    overflow: hidden;
}

.activity-bar-fill {
    height: 100%;
    border-radius: 4px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    min-width: 4px;
}

.activity-bar-value {
    width: 50px;
    text-align: right;
    font-size: 0.82rem;
    font-weight: 800;
    color: var(--text-primary);
    flex-shrink: 0;
}

/* ==========================================================================
   PROFILE TABLE
   ========================================================================== */

.profile-table {
    width: 100%;
}

.profile-table td {
    padding: 0.7rem 0.75rem;
    border-bottom: 1px solid var(--border-subtle);
    font-size: 0.88rem;
}

.profile-table td:first-child {
    color: var(--text-muted);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.72rem;
    letter-spacing: 1px;
    width: 40%;
}

.profile-table td:last-child {
    color: var(--text-primary);
    font-weight: 600;
}

/* ==========================================================================
   ADVISORY CARDS
   ========================================================================== */

.advisory-card {
    background: rgba(190, 255, 50, 0.04);
    border: 1px solid rgba(190, 255, 50, 0.12);
    border-radius: var(--radius-md);
    padding: 1.1rem 1.3rem;
}

.advisory-card-danger {
    background: rgba(239, 68, 68, 0.06);
    border: 1px solid rgba(239, 68, 68, 0.15);
}

.advisory-icon {
    font-size: 1.25rem;
    margin-right: 0.5rem;
}

/* ==========================================================================
   AUTH PAGES — Login centered card
   ========================================================================== */

.auth-container {
    min-height: calc(100vh - 120px);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1.5rem;
}

.auth-card {
    width: 100%;
    max-width: 460px;
}

/* --- Hero text for login --- */
.auth-hero-text {
    font-size: 2.8rem;
    font-weight: 900;
    letter-spacing: -2px;
    line-height: 1.05;
    margin-bottom: 0.75rem;
}

.auth-hero-text .text-lime {
    color: var(--accent-lime);
}

/* --- Google Sign-In Button --- */
.btn-google {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    background: #ffffff;
    color: #1a1a1a;
    border: none;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.9rem 1.5rem;
    transition: all var(--transition-fast);
    letter-spacing: 0.02em;
}

.btn-google:hover {
    background: #f0f0f0;
    color: #1a1a1a;
    box-shadow: 0 8px 24px rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-google:active {
    transform: translateY(0);
    background: #e8e8e8;
}

.btn-google .google-icon {
    flex-shrink: 0;
}

/* ==========================================================================
   ONBOARDING & EDIT — Layout
   ========================================================================== */

.onboarding-container {
    max-width: 620px;
    margin: 0 auto;
    padding: 2.5rem 1.5rem;
}

/* ==========================================================================
   Step 4: Activity Input Styles
   ========================================================================== */

.activity-input-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.activity-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    width: 32px;
    text-align: center;
}

.activity-input { flex: 1; }

/* --- Live Hours Counter --- */
.hours-counter {
    background: rgba(10, 10, 15, 0.6);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    padding: 1.1rem 1.3rem;
    transition: border-color var(--transition-normal),
                box-shadow var(--transition-normal);
}

.hours-counter-inner {
    display: flex;
    align-items: baseline;
    gap: 0.5rem;
    margin-bottom: 0.6rem;
}

.hours-counter-label {
    font-size: 0.72rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
}

.hours-counter-value {
    font-size: 1.75rem;
    font-weight: 900;
    margin-left: auto;
    color: var(--accent-lime);
    letter-spacing: -0.5px;
}

.hours-counter-target {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

.hours-progress-bar {
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 3px;
    overflow: hidden;
}

.hours-progress-fill {
    height: 100%;
    border-radius: 3px;
    background: var(--accent-lime);
    transition: width var(--transition-normal), background var(--transition-normal);
}

/* Hours counter color states */
.hours-counter.hours-ok {
    border-color: rgba(16, 185, 129, 0.25);
    box-shadow: 0 0 16px rgba(16, 185, 129, 0.06);
}
.hours-counter.hours-ok .hours-progress-fill { background: var(--accent-green); }
.hours-counter.hours-ok .hours-counter-value { color: var(--accent-green); }

.hours-counter.hours-warn {
    border-color: rgba(245, 158, 11, 0.25);
}
.hours-counter.hours-warn .hours-progress-fill { background: var(--accent-yellow); }
.hours-counter.hours-warn .hours-counter-value { color: var(--accent-yellow); }

.hours-counter.hours-over {
    border-color: rgba(239, 68, 68, 0.25);
    box-shadow: 0 0 16px rgba(239, 68, 68, 0.06);
}
.hours-counter.hours-over .hours-progress-fill { background: var(--accent-red); }
.hours-counter.hours-over .hours-counter-value { color: var(--accent-red); }

/* ==========================================================================
   FLASH MESSAGES
   ========================================================================== */

.flash-alert {
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.88rem;
    font-weight: 500;
    backdrop-filter: blur(8px);
}

.flash-alert.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--accent-green);
    border-left: 3px solid var(--accent-green);
}
.flash-alert.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--accent-red);
    border-left: 3px solid var(--accent-red);
}
.flash-alert.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--accent-yellow);
    border-left: 3px solid var(--accent-yellow);
}
.flash-alert.alert-info {
    background: rgba(6, 182, 212, 0.1);
    color: var(--accent-cyan);
    border-left: 3px solid var(--accent-cyan);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.footer-custom {
    text-align: center;
    padding: 2rem 0;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border-top: 1px solid var(--border-subtle);
    margin-top: 4rem;
}

/* ==========================================================================
   NAVBAR AVATAR
   ========================================================================== */

.nav-avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid var(--border-glass);
    transition: border-color var(--transition-fast);
    object-fit: cover;
}

.nav-avatar:hover {
    border-color: var(--accent-lime);
}

/* ==========================================================================
   INVALID FEEDBACK
   ========================================================================== */

.invalid-feedback {
    font-size: 0.78rem;
    color: var(--accent-red);
    font-weight: 500;
}

.form-check-input:checked {
    background-color: var(--accent-lime);
    border-color: var(--accent-lime);
}

.form-check-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* ==========================================================================
   ANIMATIONS
   ========================================================================== */

.fade-in-up {
    animation: fadeInUp 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Staggered fade for bento cards */
.bento-card:nth-child(1) { animation: fadeInUp 0.5s 0.05s both; }
.bento-card:nth-child(2) { animation: fadeInUp 0.5s 0.1s both; }
.bento-card:nth-child(3) { animation: fadeInUp 0.5s 0.15s both; }
.bento-card:nth-child(4) { animation: fadeInUp 0.5s 0.2s both; }
.bento-card:nth-child(5) { animation: fadeInUp 0.5s 0.25s both; }
.bento-card:nth-child(6) { animation: fadeInUp 0.5s 0.3s both; }

/* ==========================================================================
   RESPONSIVE — Mobile-first stacking
   ========================================================================== */

@media (max-width: 768px) {
    .bento-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }
    .bento-span-3, .bento-span-4, .bento-span-6,
    .bento-span-8, .bento-span-12 {
        grid-column: span 1;
    }
    .dashboard-header h1 { font-size: 1.75rem; }
    .metric-hero { font-size: 2.5rem; }
    .metric-value { font-size: 2rem; }
    .auth-hero-text { font-size: 2rem; }
    .activity-bar-label { width: 110px; font-size: 0.75rem; }
}

@media (min-width: 769px) and (max-width: 991px) {
    .bento-grid {
        grid-template-columns: repeat(6, 1fr);
    }
    .bento-span-3 { grid-column: span 3; }
    .bento-span-4 { grid-column: span 3; }
    .bento-span-6 { grid-column: span 6; }
    .bento-span-8 { grid-column: span 6; }
    .bento-span-12 { grid-column: span 6; }
}

@media (max-width: 576px) {
    .step-line { width: 24px; }
    .step-dot { width: 36px; height: 36px; font-size: 0.7rem; }
    .step-label { font-size: 0.55rem; }
    .onboarding-container { padding: 1.5rem 1rem; }
    .dashboard-container { padding: 1.5rem 1rem; }
    .activity-bar-label { width: 100px; }
    .activity-bar-value { width: 40px; font-size: 0.75rem; }
}