/**
 * Maison Mattos - Design System
 * Premium Perfumery · Dark & Gold · Editorial Luxury
 */

/* ==========================================================================
   Design Tokens
   ========================================================================== */

:root {
    /* ── Brand Colors ── */
    --mm-gold: #C9A227;
    --mm-gold-light: #E8D48A;
    --mm-gold-dark: #8F721A;
    --mm-gold-muted: rgba(201, 162, 39, 0.6);
    --mm-black: #0B0A09;
    --mm-cream: #F9F4EF;

    /* ── Semantic Surfaces ── */
    --color-surface: #0B0A09;
    --color-surface-soft: #1C1B1A;
    --color-surface-muted: #2E2824;
    --color-surface-elevated: #252220;
    --color-on-surface: #F9F4EF;
    --color-on-surface-muted: #8A7968;
    --color-on-surface-subtle: rgba(249, 244, 239, 0.5);

    /* ── Functional ── */
    --color-primary: var(--mm-gold);
    --color-primary-hover: #B8921F;
    --color-primary-soft: rgba(201, 162, 39, 0.1);
    --color-primary-soft-hover: rgba(201, 162, 39, 0.18);
    --color-border: rgba(201, 162, 39, 0.12);
    --color-border-hover: rgba(201, 162, 39, 0.28);
    --color-border-strong: rgba(201, 162, 39, 0.4);

    /* ── States ── */
    --color-success: #34D399;
    --color-success-soft: rgba(52, 211, 153, 0.12);
    --color-warning: #FBBF24;
    --color-warning-soft: rgba(251, 191, 36, 0.12);
    --color-error: #F87171;
    --color-error-soft: rgba(248, 113, 113, 0.12);
    --color-info: #60A5FA;
    --color-info-soft: rgba(96, 165, 250, 0.12);

    /* ── Typography ── */
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --text-xs: 0.6875rem;     /* 11px */
    --text-sm: 0.8125rem;     /* 13px */
    --text-base: 0.9375rem;   /* 15px */
    --text-lg: 1.125rem;      /* 18px */
    --text-xl: 1.25rem;       /* 20px */
    --text-2xl: 1.5rem;       /* 24px */
    --text-3xl: 1.875rem;     /* 30px */
    --text-4xl: 2.5rem;       /* 40px */
    --text-5xl: 3.25rem;      /* 52px */

    --leading-tight: 1.15;
    --leading-snug: 1.3;
    --leading-normal: 1.55;
    --leading-relaxed: 1.7;

    --tracking-tight: -0.01em;
    --tracking-normal: 0;
    --tracking-wide: 0.03em;
    --tracking-editorial: 0.08em;
    --tracking-caps: 0.14em;

    /* ── Spacing ── */
    --space-1: 0.25rem;   /* 4px */
    --space-2: 0.5rem;    /* 8px */
    --space-3: 0.75rem;   /* 12px */
    --space-4: 1rem;      /* 16px */
    --space-5: 1.25rem;   /* 20px */
    --space-6: 1.5rem;    /* 24px */
    --space-8: 2rem;      /* 32px */
    --space-10: 2.5rem;   /* 40px */
    --space-12: 3rem;     /* 48px */
    --space-16: 4rem;     /* 64px */
    --space-20: 5rem;     /* 80px */

    /* ── Radii ── */
    --radius-sm: 0.375rem;    /* 6px */
    --radius-md: 0.625rem;    /* 10px */
    --radius-lg: 0.875rem;    /* 14px */
    --radius-xl: 1.25rem;     /* 20px */
    --radius-2xl: 1.5rem;     /* 24px */
    --radius-full: 9999px;

    /* ── Elevation ── */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.08);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.12);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.16);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 40px rgba(0, 0, 0, 0.28);
    --shadow-premium: 0 20px 50px rgba(0, 0, 0, 0.35), 0 0 0 1px rgba(201, 162, 39, 0.06);
    --shadow-glow: 0 0 30px rgba(201, 162, 39, 0.12);

    /* ── Motion ── */
    --duration-fast: 150ms;
    --duration-base: 200ms;
    --duration-moderate: 300ms;
    --duration-slow: 450ms;
    --duration-slower: 600ms;
    --ease-default: cubic-bezier(0.4, 0, 0.2, 1);
    --ease-in: cubic-bezier(0.4, 0, 1, 1);
    --ease-out: cubic-bezier(0, 0, 0.2, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

    /* ── Glass ── */
    --glass-bg: rgba(11, 10, 9, 0.82);
    --glass-bg-light: rgba(28, 27, 26, 0.75);
    --glass-blur: 16px;
    --glass-border: rgba(201, 162, 39, 0.08);

    /* ── Z-index ── */
    --z-dropdown: 40;
    --z-sticky: 45;
    --z-fixed: 50;
    --z-modal-backdrop: 60;
    --z-modal: 70;
    --z-toast: 80;
    --z-tooltip: 90;
}

/* ==========================================================================
   Base & Typography
   ========================================================================== */

body {
    background-color: var(--color-surface);
    color: var(--color-on-surface);
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: var(--leading-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.font-brand, .brand-title, h1, h2, h3 {
    font-family: var(--font-heading);
    letter-spacing: var(--tracking-wide);
    font-weight: 500;
}

h1 { font-size: var(--text-4xl); line-height: var(--leading-tight); }
h2 { font-size: var(--text-2xl); line-height: var(--leading-snug); }
h3 { font-size: var(--text-xl); line-height: var(--leading-snug); }

::selection {
    background: var(--color-primary-soft);
    color: var(--mm-gold);
}

/* ── Caption / Overline ── */
.text-overline {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    color: var(--mm-gold-muted);
}

.text-caption {
    font-size: var(--text-xs);
    color: var(--color-on-surface-muted);
    line-height: var(--leading-normal);
}

/* ── Gradient Text ── */
.gradient-text {
    background: linear-gradient(135deg, var(--mm-gold-light) 0%, var(--mm-gold) 50%, var(--mm-gold-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==========================================================================
   Glass Effects
   ========================================================================== */

.glass-premium {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-bottom: 1px solid var(--glass-border);
}

.glass-card {
    background: var(--glass-bg-light);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
}

/* ==========================================================================
   Card System
   ========================================================================== */

.card-premium {
    background: var(--color-surface-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    transition:
        transform var(--duration-moderate) var(--ease-default),
        box-shadow var(--duration-moderate) var(--ease-default),
        border-color var(--duration-base) var(--ease-default);
}

.card-premium:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.card-elevated {
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Button System
   ========================================================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    font-weight: 600;
    font-size: var(--text-sm);
    letter-spacing: var(--tracking-wide);
    border-radius: var(--radius-lg);
    padding: var(--space-3) var(--space-6);
    transition: all var(--duration-base) var(--ease-default);
    cursor: pointer;
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
}

.btn:focus-visible {
    outline: 2px solid var(--mm-gold);
    outline-offset: 2px;
}

.btn:active {
    transform: scale(0.97);
}

.btn-primary {
    background: var(--mm-gold);
    color: var(--mm-black);
}

.btn-primary:hover {
    background: var(--color-primary-hover);
    box-shadow: var(--shadow-lg), 0 0 20px rgba(201, 162, 39, 0.2);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    box-shadow: none;
}

.btn-ghost {
    background: transparent;
    color: var(--mm-gold);
    border: 1px solid var(--color-border-hover);
}

.btn-ghost:hover {
    background: var(--color-primary-soft);
    border-color: var(--color-border-strong);
}

.btn-subtle {
    background: var(--color-primary-soft);
    color: var(--mm-gold);
}

.btn-subtle:hover {
    background: var(--color-primary-soft-hover);
}

.btn-lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--text-base);
    border-radius: var(--radius-xl);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--text-xs);
    border-radius: var(--radius-md);
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: var(--radius-lg);
}

/* ==========================================================================
   Input System
   ========================================================================== */

.input {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-on-surface);
    font-size: var(--text-sm);
    font-family: var(--font-body);
    transition: all var(--duration-base) var(--ease-default);
    outline: none;
}

.input::placeholder {
    color: var(--color-on-surface-subtle);
}

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

.input:focus {
    border-color: var(--mm-gold);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}

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

.input-error:focus {
    box-shadow: 0 0 0 3px var(--color-error-soft);
}

.input-label {
    display: block;
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-on-surface-muted);
    margin-bottom: var(--space-2);
    letter-spacing: var(--tracking-wide);
}

.input-helper {
    font-size: var(--text-xs);
    color: var(--color-on-surface-subtle);
    margin-top: var(--space-1);
}

.input-error-msg {
    font-size: var(--text-xs);
    color: var(--color-error);
    margin-top: var(--space-1);
}

/* ==========================================================================
   Badge System
   ========================================================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    font-size: 0.625rem;
    font-weight: 700;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    padding: 0.2rem 0.5rem;
    border-radius: var(--radius-sm);
}

.badge-gold {
    background: var(--mm-gold);
    color: var(--mm-black);
}

.badge-subtle {
    background: var(--color-primary-soft);
    color: var(--mm-gold);
    border: 1px solid var(--color-border);
}

.badge-success {
    background: var(--color-success-soft);
    color: var(--color-success);
}

.badge-warning {
    background: var(--color-warning-soft);
    color: var(--color-warning);
}

.badge-count {
    min-width: 1.25rem;
    height: 1.25rem;
    padding: 0 0.35rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.625rem;
    font-weight: 700;
    border-radius: var(--radius-full);
    background: var(--mm-gold);
    color: var(--mm-black);
}

/* ==========================================================================
   Skeleton Loading
   ========================================================================== */

.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-surface-muted) 25%,
        var(--color-surface-elevated) 50%,
        var(--color-surface-muted) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-pulse 1.8s infinite ease-in-out;
    border-radius: var(--radius-md);
}

@keyframes skeleton-pulse {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 0.875rem;
    margin-bottom: var(--space-2);
}

.skeleton-text:last-child {
    width: 60%;
}

.skeleton-heading {
    height: 1.25rem;
    width: 70%;
    margin-bottom: var(--space-3);
}

.skeleton-image {
    aspect-ratio: 3/4;
    border-radius: var(--radius-lg);
}

/* ==========================================================================
   Animations
   ========================================================================== */

/* Fade Up - Editorial Entry */
.fade-up {
    animation: fadeUp 0.7s var(--ease-out) forwards;
    opacity: 0;
}

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

/* Stagger Delays */
.stagger-1 { animation-delay: 80ms; }
.stagger-2 { animation-delay: 160ms; }
.stagger-3 { animation-delay: 240ms; }
.stagger-4 { animation-delay: 320ms; }
.stagger-5 { animation-delay: 400ms; }

/* Fade In */
.fade-in {
    animation: fadeIn 0.4s var(--ease-out) forwards;
    opacity: 0;
}

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

/* Slide In Right (Drawer) */
.slide-in-right {
    animation: slideInRight var(--duration-moderate) var(--ease-out) forwards;
}

@keyframes slideInRight {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

/* Scale In (Modal) */
.scale-in {
    animation: scaleIn var(--duration-moderate) var(--ease-spring) forwards;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Pulse Ring (WhatsApp) */
.pulse-ring {
    animation: pulseRing 2.5s ease-out infinite;
}

@keyframes pulseRing {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.08); opacity: 0.7; }
    100% { transform: scale(1); opacity: 1; }
}

/* Spinner */
.spinner {
    width: 1.25rem;
    height: 1.25rem;
    border: 2px solid var(--color-border);
    border-top-color: var(--mm-gold);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

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

/* ==========================================================================
   Hover & Interactive States
   ========================================================================== */

.hover-lift {
    transition: transform var(--duration-base) var(--ease-default);
}

.hover-lift:hover {
    transform: translateY(-2px);
}

.hover-glow {
    transition: box-shadow var(--duration-moderate) var(--ease-default);
}

.hover-glow:hover {
    box-shadow: var(--shadow-glow);
}

.hover-scale {
    transition: transform var(--duration-base) var(--ease-default);
}

.hover-scale:hover {
    transform: scale(1.02);
}

.img-zoom {
    transition: transform var(--duration-slower) var(--ease-out);
}

.img-zoom:hover {
    transform: scale(1.06);
}

/* ==========================================================================
   Overlay & Backdrop
   ========================================================================== */

.overlay {
    position: fixed;
    inset: 0;
    background: rgba(11, 10, 9, 0.85);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

/* ==========================================================================
   Dividers
   ========================================================================== */

.hairline {
    height: 1px;
    background: var(--color-border);
}

.hairline-gold {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-border-hover), transparent);
}

/* ==========================================================================
   Scrollbar
   ========================================================================== */

::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--mm-gold-dark);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--mm-gold);
}

/* Thin scrollbar variant */
.scrollbar-thin::-webkit-scrollbar {
    width: 3px;
}

.scrollbar-thin::-webkit-scrollbar-thumb {
    background: rgba(201, 162, 39, 0.25);
    border-radius: var(--radius-full);
}

.scrollbar-thin::-webkit-scrollbar-thumb:hover {
    background: rgba(201, 162, 39, 0.45);
}

/* ==========================================================================
   Toast / Alert
   ========================================================================== */

.toast {
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-4) var(--space-5);
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--duration-moderate) var(--ease-spring);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==========================================================================
   SweetAlert2 Theme Override
   ========================================================================== */

.swal2-popup {
    background: var(--color-surface-soft) !important;
    border: 1px solid var(--color-border) !important;
    border-radius: var(--radius-2xl) !important;
    box-shadow: var(--shadow-premium) !important;
}

.swal2-title {
    color: var(--color-on-surface) !important;
    font-family: var(--font-heading) !important;
    letter-spacing: var(--tracking-wide) !important;
    font-size: var(--text-xl) !important;
}

.swal2-html-container {
    color: var(--color-on-surface-muted) !important;
    font-size: var(--text-sm) !important;
}

.swal2-confirm {
    background: var(--mm-gold) !important;
    color: var(--mm-black) !important;
    font-weight: 600 !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-3) var(--space-6) !important;
    font-size: var(--text-sm) !important;
}

.swal2-confirm:hover {
    background: var(--color-primary-hover) !important;
}

.swal2-cancel {
    background: transparent !important;
    border: 1px solid var(--color-border-hover) !important;
    color: var(--mm-gold) !important;
    font-weight: 500 !important;
    border-radius: var(--radius-lg) !important;
    padding: var(--space-3) var(--space-6) !important;
    font-size: var(--text-sm) !important;
}

.swal2-cancel:hover {
    background: var(--color-primary-soft) !important;
}

.swal2-icon { border-color: var(--mm-gold) !important; color: var(--mm-gold) !important; }
.swal2-icon.swal2-warning { border-color: var(--color-warning) !important; color: var(--color-warning) !important; }
.swal2-icon.swal2-error { border-color: var(--color-error) !important; color: var(--color-error) !important; }
.swal2-icon.swal2-success { border-color: var(--color-success) !important; color: var(--color-success) !important; }
.swal2-icon.swal2-success [class^='swal2-success-line'] { background-color: var(--color-success) !important; }
.swal2-icon.swal2-success .swal2-success-ring { border-color: var(--color-success-soft) !important; }

/* ==========================================================================
   Utility: Focus Ring
   ========================================================================== */

.focus-ring:focus-visible {
    outline: 2px solid var(--mm-gold);
    outline-offset: 2px;
}

/* ==========================================================================
   Utility: Image Treatments
   ========================================================================== */

.img-vignette::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 10, 9, 0.35) 0%, transparent 50%);
    pointer-events: none;
}

/* ==========================================================================
   Filter Checkbox
   ========================================================================== */

.filter-checkbox {
    position: relative;
    padding-left: 0;
    cursor: pointer;
}

.filter-checkbox input {
    position: absolute;
    opacity: 0;
    cursor: pointer;
    height: 0;
    width: 0;
}

.filter-checkbox .checkmark {
    position: relative;
    display: inline-block;
    width: 18px;
    height: 18px;
    background: var(--color-surface-muted);
    border: 1.5px solid var(--color-border-hover);
    border-radius: 4px;
    transition: all var(--duration-base) var(--ease-default);
    flex-shrink: 0;
}

.filter-checkbox:hover .checkmark {
    border-color: var(--mm-gold);
}

.filter-checkbox input:checked ~ .checkmark {
    background: var(--mm-gold);
    border-color: var(--mm-gold);
}

.filter-checkbox .checkmark::after {
    content: "";
    position: absolute;
    display: none;
    left: 5px;
    top: 1px;
    width: 5px;
    height: 9px;
    border: solid var(--mm-black);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.filter-checkbox input:checked ~ .checkmark::after {
    display: block;
}

/* ==========================================================================
   Range Slider
   ========================================================================== */

.range-slider {
    position: relative;
    height: 20px;
    margin: 10px 0;
}

.range-track {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    height: 4px;
    background: var(--color-surface-muted);
    border-radius: var(--radius-full);
}

.range-fill {
    position: absolute;
    height: 100%;
    background: linear-gradient(90deg, var(--mm-gold-dark), var(--mm-gold));
    border-radius: var(--radius-full);
}

.range-input {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    pointer-events: none;
}

.range-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--mm-gold);
    border: 3px solid var(--mm-black);
    cursor: pointer;
    pointer-events: auto;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
    transition: transform var(--duration-base) var(--ease-default);
}

.range-input::-webkit-slider-thumb:hover {
    transform: scale(1.15);
}

.range-input::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--mm-gold);
    border: 3px solid var(--mm-black);
    cursor: pointer;
    pointer-events: auto;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.4);
}

/* ==========================================================================
   Radio Card (Payment/Delivery selectors)
   ========================================================================== */

.radio-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-3);
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    cursor: pointer;
    transition: all var(--duration-base) var(--ease-default);
}

.radio-card:hover {
    border-color: var(--color-border-hover);
    background: rgba(255, 255, 255, 0.04);
}

.radio-card:has(input:checked) {
    border-color: var(--mm-gold);
    background: var(--color-primary-soft);
    box-shadow: 0 0 0 1px var(--mm-gold), var(--shadow-sm);
}

.radio-card input { position: absolute; opacity: 0; pointer-events: none; }

.radio-card .radio-icon {
    color: var(--color-on-surface-subtle);
    transition: color var(--duration-base) var(--ease-default);
}

.radio-card:has(input:checked) .radio-icon {
    color: var(--mm-gold);
}

.radio-card .radio-label {
    font-size: var(--text-xs);
    font-weight: 500;
    color: var(--color-on-surface-subtle);
    transition: color var(--duration-base) var(--ease-default);
}

.radio-card:has(input:checked) .radio-label {
    color: var(--color-on-surface);
}

/* ==========================================================================
   Heart / Like Button
   ========================================================================== */

.heart-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2.25rem;
    height: 2.25rem;
    border-radius: var(--radius-full);
    background: rgba(11, 10, 9, 0.6);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    cursor: pointer;
    transition: all var(--duration-base) var(--ease-default);
    z-index: 5;
    padding: 0;
}

.heart-btn:hover {
    background: rgba(11, 10, 9, 0.8);
    border-color: rgba(201, 162, 39, 0.3);
    transform: scale(1.1);
}

.heart-btn .heart-icon {
    width: 1.125rem;
    height: 1.125rem;
    transition: all var(--duration-base) var(--ease-spring);
    color: rgba(255, 255, 255, 0.7);
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
}

.heart-btn.liked .heart-icon {
    color: var(--mm-gold);
    fill: var(--mm-gold);
    animation: heartPop 220ms var(--ease-spring);
}

.heart-btn.loading .heart-icon {
    opacity: 0.4;
}

.heart-btn.loading::after {
    content: '';
    position: absolute;
    width: 0.875rem;
    height: 0.875rem;
    border: 2px solid var(--color-border);
    border-top-color: var(--mm-gold);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes heartPop {
    0% { transform: scale(0.95); }
    50% { transform: scale(1.25); }
    100% { transform: scale(1); }
}

/* Heart inline (Instagram-style, below card content) */
.heart-btn-inline {
    padding: var(--space-1);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--duration-base) var(--ease-default);
}

.heart-btn-inline:hover {
    background: rgba(255, 255, 255, 0.05);
}

.heart-btn-inline .heart-icon-inline {
    transition: all var(--duration-base) var(--ease-spring);
}

.heart-btn-inline.liked .heart-icon-inline {
    color: var(--mm-gold);
    fill: var(--mm-gold);
    stroke: var(--mm-gold);
    animation: heartPop 220ms var(--ease-spring);
}

.heart-btn-inline.liked {
    color: var(--mm-gold);
}

/* ==========================================================================
   Feed Mode (Mobile 1-Column)
   ========================================================================== */

@media (max-width: 640px) {
    /* Remove side padding from the page container in feed mode */
    .feed-mode-wrapper {
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .feed-mode {
        grid-template-columns: 1fr !important;
        gap: 0 !important;
    }

    .feed-mode .card-premium {
        padding: 0;
        border-radius: 0;
        overflow: hidden;
        border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    }

    .feed-mode .feed-card-image {
        aspect-ratio: 4/5;
        position: relative;
        border-radius: 0;
    }

    .feed-mode .feed-card-overlay {
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        padding: var(--space-4);
        background: linear-gradient(to top, rgba(11, 10, 9, 0.85) 0%, rgba(11, 10, 9, 0.4) 60%, transparent 100%);
    }

    .feed-mode .feed-card-actions {
        display: flex;
        align-items: center;
        gap: var(--space-2);
        margin-top: var(--space-3);
    }
}

/* ==========================================================================
   Feed Toast
   ========================================================================== */

.feed-toast {
    position: fixed;
    bottom: 5rem;
    left: 50%;
    transform: translateX(-50%) translateY(100%);
    background: var(--color-surface-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-3) var(--space-5);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-toast);
    opacity: 0;
    transition: all var(--duration-moderate) var(--ease-spring);
    pointer-events: none;
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-on-surface);
}

.feed-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
    pointer-events: auto;
}

.feed-toast .toast-icon {
    width: 1.25rem;
    height: 1.25rem;
    color: var(--color-success);
    flex-shrink: 0;
}

/* ==========================================================================
   Skeleton Card
   ========================================================================== */

.skeleton-card {
    background: var(--color-surface-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    overflow: hidden;
}

.skeleton-card .skeleton-card-image {
    aspect-ratio: 3/4;
    background: linear-gradient(
        90deg,
        var(--color-surface-muted) 25%,
        var(--color-surface-elevated) 50%,
        var(--color-surface-muted) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-pulse 1.8s infinite ease-in-out;
    border-radius: var(--radius-md);
    margin-bottom: var(--space-3);
}

.skeleton-card .skeleton-card-text {
    height: 0.75rem;
    background: linear-gradient(
        90deg,
        var(--color-surface-muted) 25%,
        var(--color-surface-elevated) 50%,
        var(--color-surface-muted) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-pulse 1.8s infinite ease-in-out;
    border-radius: var(--radius-sm);
    margin-bottom: var(--space-2);
}

.skeleton-card .skeleton-card-text:nth-child(2) { width: 60%; }
.skeleton-card .skeleton-card-text:nth-child(3) { width: 40%; }

/* ==========================================================================
   Insights Dashboard
   ========================================================================== */

.funnel-bar {
    height: 2rem;
    background: var(--color-primary-soft);
    border-radius: var(--radius-md);
    position: relative;
    overflow: hidden;
    transition: width var(--duration-slow) var(--ease-out);
}

.funnel-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--mm-gold-dark), var(--mm-gold));
    border-radius: var(--radius-md);
    transition: width var(--duration-slow) var(--ease-out);
}

.insight-card {
    background: var(--color-surface-soft);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--space-5);
    transition: border-color var(--duration-base) var(--ease-default);
}

.insight-card:hover {
    border-color: var(--color-border-hover);
}

/* ==========================================================================
   Media: Reduced Motion
   ========================================================================== */

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}