/**
 * ALBAB SARTORIAL ATELIER - BASE STYLES & TYPOGRAPHY
 */

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

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

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-primary);
    line-height: 1.6;
    letter-spacing: -0.01em;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: clip;
    width: 100%;
    max-width: 100vw;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 400;
    line-height: 1.15;
    color: var(--color-primary);
    letter-spacing: 0.02em;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4.25rem);
    letter-spacing: 0.03em;
}

h2 {
    font-size: clamp(2rem, 3.5vw, 3rem);
}

h3 {
    font-size: clamp(1.4rem, 2.2vw, 1.85rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    font-size: 0.95rem;
    color: var(--color-primary);
    font-weight: 300;
    line-height: 1.7;
}

p.lead {
    font-size: 1.15rem;
    color: var(--color-primary-light);
    line-height: 1.6;
}

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

a:hover {
    color: var(--color-accent);
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

/* Container */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

@media (min-width: 768px) {
    .container {
        padding-left: var(--spacing-lg);
        padding-right: var(--spacing-lg);
    }
}

.container-narrow {
    max-width: var(--container-narrow);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 28px;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    text-align: center;
    border-radius: var(--radius-none);
    transition: all var(--transition-normal);
    text-decoration: none;
    line-height: 1;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background-color: var(--color-taupe, #8C7A6B);
    color: #ffffff;
    border: 1px solid var(--color-taupe, #8C7A6B);
}

.btn-primary:hover {
    background-color: #756557;
    border-color: #756557;
    color: #ffffff;
    box-shadow: 0 4px 15px rgba(140, 122, 107, 0.25);
}

.btn-secondary {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    background-color: #ffffff;
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: #ffffff;
}

.btn-outline-white {
    background-color: transparent;
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.7);
}

.btn-outline-white:hover {
    background-color: #ffffff;
    color: var(--color-primary);
    border-color: #ffffff;
}

.btn-accent {
    background-color: var(--color-accent);
    color: #ffffff;
    border: 1px solid var(--color-accent);
}

.btn-accent:hover {
    background-color: var(--color-accent-hover);
    color: #ffffff;
}

.btn-block {
    display: flex;
    width: 100%;
}

.btn-sm {
    padding: 9px 18px;
    font-size: 0.7rem;
    letter-spacing: 0.18em;
}

/* Badges */
.albab-badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 10px;
    font-size: 0.65rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    line-height: 1.4;
}

.badge-unavailable {
    background-color: #faf5f5;
    color: var(--color-accent);
    border: 1px solid rgba(159, 38, 38, 0.25);
}

.badge-coming-soon {
    background-color: #fff9f0;
    color: #b45309;
    border: 1px solid rgba(180, 83, 9, 0.25);
}

.badge-pre-order {
    background-color: #f0f7ff;
    color: #1e40af;
    border: 1px solid rgba(30, 64, 175, 0.25);
}

.badge-available {
    background-color: #f0fdf4;
    color: #166534;
    border: 1px solid rgba(22, 101, 52, 0.25);
}

.badge-neutral {
    background-color: var(--color-bg-secondary);
    color: var(--color-primary-light);
    border: 1px solid var(--color-border);
}

/* Forms */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.form-control {
    width: 100%;
    padding: 12px 14px;
    font-family: inherit;
    font-size: 0.9rem;
    color: var(--color-primary);
    background-color: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-none);
    outline: none;
    transition: all var(--transition-fast);
}

.form-control:focus {
    background-color: #ffffff;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 1px var(--color-primary);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

/* Section Header Shared */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
}

.section-eyebrow {
    font-family: var(--font-italic-luxury);
    font-style: italic;
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.04em;
    text-transform: none;
    color: var(--color-taupe);
    margin-bottom: var(--spacing-xs);
    display: inline-block;
}

.section-title {
    font-family: var(--font-heading);
    font-size: clamp(2.1rem, 3.4vw, 2.9rem);
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.015em;
    line-height: 1.2;
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--color-primary-light);
    line-height: 1.6;
}

/* Flash Messages */
.albab-flash-container {
    position: fixed;
    top: calc(var(--header-height) + 15px);
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 420px;
    width: calc(100% - 40px);
}

.albab-alert {
    padding: 14px 18px;
    background: #ffffff;
    border-left: 3px solid var(--color-primary);
    box-shadow: var(--shadow-modal);
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.85rem;
    animation: slideInRight 0.35s ease;
}

.albab-alert-success {
    border-left-color: var(--color-success);
    color: #1e3a1f;
    background: #f6fcf6;
}

.albab-alert-error {
    border-left-color: var(--color-accent);
    color: #4a1515;
    background: #fef7f7;
}

.albab-alert-close {
    font-size: 1.25rem;
    line-height: 1;
    color: inherit;
    padding: 0 4px;
    opacity: 0.6;
}

.albab-alert-close:hover {
    opacity: 1;
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ================= MOBILE BASE REFINEMENTS (< 768px) ================= */
@media (max-width: 768px) {
    .container {
        padding-left: 16px;
        padding-right: 16px;
    }
    .form-control {
        font-size: 16px; /* Prevents auto-zoom on iOS */
    }
    .btn {
        min-height: 44px; /* Ergonomic touch targets */
    }
    .btn-sm {
        min-height: 38px;
    }
    .albab-flash-container {
        top: calc(var(--header-height) + 8px);
        right: 12px;
        left: 12px;
        width: calc(100% - 24px);
        max-width: 100%;
    }
}