/* NAIRA CLOTHING — CORE DESIGN SYSTEM */
@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Space+Grotesk:wght@500;700&display=swap');

:root {
    /* Color Palette */
    --color-bg: #FFFFFF;
    --color-surface: #F8F8FA;
    --color-surface-hover: #F0F0F3;
    --color-border: #E8E8EC;
    --color-border-dark: #222226;
    --color-text-primary: #0A0A0C;
    --color-text-secondary: #5A5A65;
    --color-text-muted: #8E8E9A;
    --color-text-inverse: #FFFFFF;

    /* Brand Accents */
    --color-black: #0A0A0C;
    --color-charcoal: #18181B;
    --color-accent: #C5A880;
    --color-accent-hover: #B5966B;
    --color-success: #10B981;
    --color-danger: #EF4444;
    --color-warning: #F59E0B;

    /* Typography */
    --font-primary: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-heading: 'Space Grotesk', 'Plus Jakarta Sans', sans-serif;

    /* Spacing & Layout */
    --max-width: 1440px;
    --nav-height: 76px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 14px;
    --radius-full: 9999px;

    /* Shadows & Transitions */
    --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.04);
    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.06);
    --shadow-floating: 0 20px 45px rgba(0, 0, 0, 0.12);
    --transition-fast: 0.18s cubic-bezier(0.16, 1, 0.3, 1);
    --transition-smooth: 0.32s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.5;
    letter-spacing: -0.01em;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    padding-bottom: 72px; /* Space for mobile nav */
}

@media (min-width: 992px) {
    body {
        padding-bottom: 0;
    }
}

img, svg, picture {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-fast);
}

button, input, select, textarea {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

button {
    cursor: pointer;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--color-text-primary);
}

h1 { font-size: clamp(2.2rem, 5vw, 3.8rem); font-weight: 800; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.6rem); font-weight: 700; }
h3 { font-size: clamp(1.35rem, 2.2vw, 1.85rem); }
h4 { font-size: 1.25rem; }
p { color: var(--color-text-secondary); }

.container {
    width: 100%;
    max-width: var(--max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: clamp(1rem, 3vw, 2.5rem);
    padding-right: clamp(1rem, 3vw, 2.5rem);
}

/* Brand Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.85rem 1.8rem;
    font-size: 0.92rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: all var(--transition-smooth);
    border: 1px solid transparent;
    cursor: pointer;
    white-space: nowrap;
}

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

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

.btn-primary {
    background-color: var(--color-black);
    color: var(--color-text-inverse);
    border-color: var(--color-black);
}

.btn-primary:hover {
    background-color: var(--color-charcoal);
    box-shadow: 0 8px 24px rgba(10, 10, 12, 0.2);
}

.btn-secondary {
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-black);
    background-color: var(--color-surface);
}

.btn-accent {
    background-color: var(--color-black);
    color: #FFFFFF;
    position: relative;
    overflow: hidden;
}

.btn-accent::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent), #DFD0B8);
}

.btn-accent:hover {
    background-color: var(--color-charcoal);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

.btn-sm {
    padding: 0.55rem 1.1rem;
    font-size: 0.82rem;
}

.btn-lg {
    padding: 1.1rem 2.4rem;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* Badges */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.65rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
}

.badge-black { background-color: var(--color-black); color: #FFFFFF; }
.badge-accent { background-color: #F8F3EC; color: #8F7249; border: 1px solid #E5D5BF; }
.badge-success { background-color: #ECFDF5; color: #065F46; border: 1px solid #A7F3D0; }
.badge-warning { background-color: #FFFBEB; color: #92400E; border: 1px solid #FDE68A; }
.badge-danger { background-color: #FEF2F2; color: #991B1B; border: 1px solid #FECACA; }
.badge-outline { border: 1px solid var(--color-border); color: var(--color-text-secondary); background: transparent; }

/* Grid Helpers */
.grid {
    display: grid;
    gap: 1.5rem;
}

.grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (max-width: 991px) {
    .grid-cols-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid-cols-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 600px) {
    .grid-cols-4, .grid-cols-3, .grid-cols-2 { grid-template-columns: 1fr; }
}

/* Utility classes */
.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.gap-3 { gap: 1.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.section-py { padding-top: clamp(3rem, 6vw, 6rem); padding-bottom: clamp(3rem, 6vw, 6rem); }

/* Core Form Elements */
.form-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 1.25rem;
    position: relative;
}

.form-label {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 600;
    color: #1F2937;
    margin-bottom: 0.45rem;
    letter-spacing: 0.01em;
}

.form-label .helper {
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-text-muted);
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    height: 48px;
    padding: 0 1rem;
    font-size: 0.92rem;
    font-family: inherit;
    color: #111827;
    background-color: #FAFAFA;
    border: 1.5px solid #E5E7EB;
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
    outline: none;
}

.form-textarea {
    height: auto;
    padding: 0.75rem 1rem;
    min-height: 80px;
    resize: vertical;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
    background-color: #FFFFFF;
    border-color: #0A0A0C;
    box-shadow: 0 0 0 3px rgba(10, 10, 12, 0.08);
}

.form-input::placeholder {
    color: #9CA3AF;
    font-weight: 400;
}

.form-input:disabled, .form-input[readonly] {
    background-color: #F3F4F6;
    color: #6B7280;
    cursor: not-allowed;
    border-color: #E5E7EB;
}