/* ========================================================================
   MODA GUIDE 2026 - Base Styles
   ======================================================================== */

/* ========================================================================
   1. CSS Variables
   ======================================================================== */
:root {
  /* Colors */
  --color-background: #faf6f2;
  --color-surface: #ffffff;
  --color-surface-muted: #f5efe7;
  --color-text: #151515;
  --color-text-muted: #6b6b6b;
  --color-border: #e2d7cc;

  /* Brand / Accent */
  --color-primary: #d6a58b; /* warm beige/rose */
  --color-primary-soft: #f3dfd3;
  --color-primary-dark: #b67d57;

  /* Status */
  --color-success: #3c9b6f;
  --color-warning: #e0a744;
  --color-danger: #d95454;

  /* Neutral Grays */
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2933;
  --gray-900: #111827;

  /* Typography */
  --font-sans: "Playfair Display", "Georgia", "Times New Roman", serif;
  --font-sans-alt: "Inter", system-ui, -apple-system, BlinkMacSystemFont, 
    "Segoe UI", sans-serif;

  --font-base-size: 16px;
  --font-size-xs: 0.75rem;  /* 12px */
  --font-size-sm: 0.875rem; /* 14px */
  --font-size-md: 1rem;     /* 16px */
  --font-size-lg: 1.125rem; /* 18px */
  --font-size-xl: 1.25rem;  /* 20px */
  --font-size-2xl: 1.5rem;  /* 24px */
  --font-size-3xl: 1.875rem;/* 30px */
  --font-size-4xl: 2.25rem; /* 36px */
  --font-size-5xl: 3rem;    /* 48px */

  --line-height-tight: 1.2;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing scale (0–96px) */
  --space-0: 0;
  --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 */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-pill: 999px;

  /* Shadows (subtle, editorial) */
  --shadow-soft: 0 8px 20px rgba(15, 23, 42, 0.06);
  --shadow-medium: 0 18px 45px rgba(15, 23, 42, 0.12);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 220ms ease-out;
  --transition-slow: 320ms ease-out;

  /* Layout */
  --container-width: 1160px;
  --container-padding-x: 1.5rem;

  /* Z-index */
  --z-header: 50;
  --z-overlay: 40;
  --z-modal: 60;
}

/* Reduced motion adjustments */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 1ms linear;
    --transition-normal: 1ms linear;
    --transition-slow: 1ms linear;
  }
}

/* ========================================================================
   2. Reset / Normalize
   ======================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
}

h1, h2, h3, h4, h5, h6,
figure, p, ul, ol,
dl, dd {
  margin: 0;
}

ul, ol {
  padding-left: 0;
  list-style: none !important;
}

a {
  text-decoration: none;
  color: inherit;
}

a img {
  border: none;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

button, input, textarea, select {
  font: inherit;
  color: inherit;
}

button {
  border: none;
  background: none;
  padding: 0;
  cursor: pointer;
}

textarea {
  resize: vertical;
}

:focus:not(:focus-visible) {
  outline: none;
}

/* ========================================================================
   3. Base Typography & Layout
   ======================================================================== */
body {
  font-family: var(--font-sans-alt);
  font-size: var(--font-base-size);
  line-height: var(--line-height-relaxed);
  background-color: var(--color-background);
  color: var(--color-text);
  -webkit-font-smoothing: antialiased;
}

main {
  min-height: 60vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

h1 {
  font-size: clamp(var(--font-size-3xl), 4vw, var(--font-size-5xl));
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

h2 {
  font-size: clamp(var(--font-size-2xl), 3vw, var(--font-size-4xl));
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-3);
}

h3 {
  font-size: var(--font-size-xl);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-2);
}

h4 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

p {
  margin-bottom: var(--space-3);
  color: var(--color-text-muted);
}

strong {
  font-weight: 600;
}

small {
  font-size: var(--font-size-sm);
}

/* Links (global) */
a {
  transition: color var(--transition-fast), background-color var(--transition-fast);
}

a:hover {
  color: #fff !important;
}

/* ========================================================================
   4. Accessibility & Focus Styles
   ======================================================================== */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Screen reader only */
.sr-only {
  border: 0;
  clip: rect(0 0 0 0);
  height: 1px;
  width: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  position: absolute;
  white-space: nowrap;
}

/* ========================================================================
   5. Utilities
   ======================================================================== */

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: var(--container-padding-x);
}

.section {
  padding-block: var(--space-12);
}

.section--tight {
  padding-block: var(--space-8);
}

.section__header {
  margin-bottom: var(--space-6);
}

.section__title {
  text-transform: uppercase;
  font-size: var(--font-size-sm);
  letter-spacing: 0.18em;
  color: var(--gray-500);
  margin-bottom: var(--space-2);
}

.section__headline {
  font-size: var(--font-size-2xl);
}

/* Flex helpers */
.flex {
  display: flex;
}

.flex-col {
  display: flex;
  flex-direction: column;
}

.flex-row {
  display: flex;
  flex-direction: row;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-between {
  justify-content: space-between;
}

.justify-center {
  justify-content: center;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

/* Grid helpers */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 960px) {
  .grid-3,
  .grid-4 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Spacing utilities */
.mt-0 { margin-top: 0; }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-0 { margin-bottom: 0; }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.py-4 { padding-block: var(--space-4); }
.py-6 { padding-block: var(--space-6); }
.py-8 { padding-block: var(--space-8); }

.text-center { text-align: center; }
.text-right { text-align: right; }

/* Badges / labels */
.badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  background-color: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

/* ========================================================================
   6. Components
   ======================================================================== */

/* --- 6.1 Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--color-primary);
  color: #ffffff;
  transition:
    background-color var(--transition-normal),
    color var(--transition-fast),
    border-color var(--transition-normal),
    transform var(--transition-fast),
    box-shadow var(--transition-normal);
}

.btn:hover {
  background-color: var(--color-primary-dark);
  color: #fff !important;
  box-shadow: var(--shadow-medium);
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
  box-shadow: var(--shadow-soft);
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.55;
  cursor: not-allowed;
  box-shadow: none;
}

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

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

.btn--ghost {
  background-color: rgba(255, 255, 255, 0.6);
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--color-text);
  backdrop-filter: blur(10px);
}

/* --- 6.2 Form Elements --- */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="search"],
input[type="url"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 0.75rem 0.9rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: #ffffff;
  font-size: var(--font-size-sm);
  line-height: 1.4;
  color: var(--color-text);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast),
    background-color var(--transition-fast);
}

input::placeholder,
textarea::placeholder {
  color: var(--gray-400);
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px var(--color-primary-soft);
}

label {
  display: block;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--gray-600);
}

.form-field {
  margin-bottom: var(--space-4);
}

.form-hint {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.form-error {
  margin-top: 0.25rem;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* --- 6.3 Cards (used across trends, outfits, colors, articles) --- */
.card {
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  box-shadow: var(--shadow-soft);
  padding: var(--space-5);
  border: 1px solid rgba(230, 220, 210, 0.7);
  transition:
    box-shadow var(--transition-normal),
    transform var(--transition-normal),
    border-color var(--transition-normal),
    background-color var(--transition-normal);
}

.card--muted {
  background-color: var(--color-surface-muted);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-medium);
  border-color: var(--color-primary-soft);
}

.card__eyebrow {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gray-500);
  margin-bottom: var(--space-2);
}

.card__title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2);
}

.card__meta {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-2);
}

.card__body {
  font-size: var(--font-size-sm);
}

.card__footer {
  margin-top: var(--space-4);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
}

/* --- 6.4 Hero Section (homepage) --- */
.hero {
  padding-block: var(--space-16);
}

.hero__layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: var(--space-10);
  align-items: center;
}

.hero__kicker {
  font-size: var(--font-size-sm);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gray-500);
  margin-bottom: var(--space-3);
}

.hero__title {
  font-size: clamp(2.3rem, 5vw, 3.5rem);
  line-height: var(--line-height-tight);
  margin-bottom: var(--space-4);
}

.hero__subtitle {
  max-width: 34rem;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-5);
}

.hero__media {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3);
}

.hero__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.hero__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__tag {
  position: absolute;
  inset: auto 1rem 1rem 1rem;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-pill);
  background-color: rgba(0, 0, 0, 0.55);
  color: #fff;
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

@media (max-width: 960px) {
  .hero__layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 640px) {
  .hero {
    padding-block: var(--space-12);
  }
}

/* --- 6.5 Navigation & Simple Burger Menu --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  backdrop-filter: blur(16px);
  background: rgba(250, 246, 242, 0.9);
  border-bottom: 1px solid rgba(220, 210, 200, 0.7);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 0.75rem;
}

.brand {
  font-family: var(--font-sans);
  font-size: var(--font-size-md);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.brand span {
  font-weight: 700;
}

.nav {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.nav__link {
  position: relative;
  padding-block: 0.3rem;
}

.nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-text);
  transition: width var(--transition-normal);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__link--active::after {
  width: 100%;
}

/* Simple mobile burger */
.burger {
  display: none;
  width: 32px;
  height: 24px;
  position: relative;
}

.burger__line {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 1px;
  background-color: var(--color-text);
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.burger__line:nth-child(1) { top: 2px; }
.burger__line:nth-child(2) { top: 11px; }
.burger__line:nth-child(3) { top: 20px; }

.burger--open .burger__line:nth-child(1) {
  transform: translateY(9px) rotate(45deg);
}

.burger--open .burger__line:nth-child(2) {
  opacity: 0;
}

.burger--open .burger__line:nth-child(3) {
  transform: translateY(-9px) rotate(-45deg);
}

@media (max-width: 840px) {
  .nav {
    position: fixed;
    inset: 3.5rem 0 auto 0;
    padding: 1rem var(--container-padding-x) 1.5rem;
    background: rgba(250, 246, 242, 0.98);
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    border-bottom: 1px solid rgba(220, 210, 200, 0.7);
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: transform var(--transition-normal), opacity var(--transition-normal);
  }

  .nav--open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .burger {
    display: block;
  }
}

/* --- 6.6 Color Palettes --- */
.palette {
  display: flex;
  align-items: stretch;
  gap: var(--space-2);
}

.palette__swatch {
  flex: 1;
  border-radius: var(--radius-md);
  height: 52px;
  position: relative;
  overflow: hidden;
}

.palette__swatch-label {
  position: absolute;
  inset: auto 0 0 0;
  padding: 0.25rem 0.5rem;
  font-size: var(--font-size-xs);
  text-align: center;
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.55),
    transparent
  );
  color: #fff;
}

/* --- 6.7 Tag Lists for Trends, Seasons, Outfits --- */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag {
  padding: 0.25rem 0.7rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--color-border);
  font-size: var(--font-size-xs);
  color: var(--gray-600);
  background-color: rgba(255, 255, 255, 0.7);
}

/* --- 6.8 Article Preview Cards --- */
.article-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background-color: var(--color-surface);
  border: 1px solid rgba(230, 220, 210, 0.7);
  box-shadow: var(--shadow-soft);
  transition:
    box-shadow var(--transition-normal),
    transform var(--transition-normal);
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-medium);
}

.article-card__title {
  font-size: var(--font-size-lg);
}

.article-card__meta {
  font-size: var(--font-size-xs);
  color: var(--gray-500);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.article-card__excerpt {
  font-size: var(--font-size-sm);
}

/* --- 6.9 Footer --- */
.site-footer {
  padding-block: var(--space-8);
  border-top: 1px solid rgba(220, 210, 200, 0.9);
  background-color: #f5efe7;
  font-size: var(--font-size-sm);
}

.site-footer__top {
  display: grid;
  grid-template-columns: minmax(0, 2fr) minmax(0, 1fr) minmax(0, 1fr);
  gap: var(--space-8);
  margin-bottom: var(--space-6);
}

.site-footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  color: var(--gray-500);
  font-size: var(--font-size-xs);
}

@media (max-width: 960px) {
  .site-footer__top {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .site-footer__top {
    grid-template-columns: minmax(0, 1fr);
  }

  .site-footer__bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* --- 6.10 Page-Specific Layout Hints --- */

/* Trends page blocks */
.trend-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}

/* Outfits page cards */
.outfit-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-6);
}

/* Seasons layout */
.season-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (max-width: 768px) {
  .season-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* Style guide / what-to-wear tips */
.tip-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-4);
}

/* Contact page form container */
.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: var(--space-8);
}

@media (max-width: 960px) {
  .contact-layout {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ========================================================================
   7. Misc Helpers
   ======================================================================== */

.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.35rem 0.8rem;
  border-radius: var(--radius-pill);
  background-color: rgba(0, 0, 0, 0.05);
  font-size: var(--font-size-xs);
}

.muted {
  color: var(--gray-500);
}

.uppercase {
  text-transform: uppercase;
}

.editorial-rule {
  width: 72px;
  height: 1px;
  background: linear-gradient(to right, var(--color-text), transparent);
  margin-bottom: var(--space-4);
}