/* ============================================================
   MPY Heritage — Design System
   Inspired by Sereenity (Framer) aesthetic:
   warm earth tones · editorial typography · generous whitespace
   smooth transitions · Playfair Display + Inter
   ============================================================ */

/* ── Google Fonts are loaded in base.html ────────────────────────────────── */

/* ── CSS Custom Properties ───────────────────────────────────────────────── */
:root {
  /* Palette — MPY Heritage logo palette */
  --clr-bg:        #eeeee6;   /* warm cream */
  --clr-surface:   #f7f2e4;   /* light cream surface */
  --clr-surface-2: #e8dfc8;   /* warm tan */
  --clr-surface-3: #ddd3b5;   /* deeper tan */
  --clr-primary:   #382d0f;   /* deep olive brown */
  --clr-accent:    #8c5c02;   /* warm chestnut */
  --clr-gold:      #da9101;   /* golden amber */
  --clr-terracotta:#dd6400;   /* burnt orange */
  --clr-crimson:   #982005;   /* deep crimson */
  --clr-text:      #382d0f;   /* body text */
  --clr-text-muted:#8c5c02;   /* secondary text */
  --clr-text-light:#b08040;   /* tertiary text */
  --clr-border:    #ddd5be;   /* subtle border */
  --clr-white:     #ffffff;
  --clr-error:     #982005;
  --clr-success:   #5a8a6a;
  --clr-info:      #5a7a9a;

  /* Typography */
  --font-serif:  'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;

  /* Sizing */
  --max-width:   1200px;
  --radius-sm:   6px;
  --radius:      12px;
  --radius-lg:   20px;
  --radius-xl:   32px;
  --radius-pill: 100px;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Transitions */
  --ease:      cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --ease-out:  cubic-bezier(0.0, 0.0, 0.2, 1);
  --trans:     0.35s var(--ease);
  --trans-fast:0.18s var(--ease);
  --trans-slow:0.6s  var(--ease);

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(56,45,15,.06), 0 1px 2px rgba(56,45,15,.04);
  --shadow:    0 4px 16px rgba(56,45,15,.08), 0 2px 6px rgba(56,45,15,.05);
  --shadow-lg: 0 12px 40px rgba(56,45,15,.12), 0 4px 12px rgba(56,45,15,.07);
  --shadow-xl: 0 24px 64px rgba(56,45,15,.16), 0 8px 24px rgba(56,45,15,.09);
}

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

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

body {
  font-family: var(--font-sans);
  background-color: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font-family: inherit; }
ul, ol { list-style: none; }

/* ── Typography Scale ────────────────────────────────────────────────────── */
.serif     { font-family: var(--font-serif); }
.sans      { font-family: var(--font-sans); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  line-height: 1.2;
  color: var(--clr-primary);
  font-weight: 700;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p { color: var(--clr-text-muted); line-height: 1.75; }

.text-sm    { font-size: 0.875rem; }
.text-xs    { font-size: 0.75rem; }
.text-lg    { font-size: 1.125rem; }
.text-xl    { font-size: 1.25rem; }
.text-muted { color: var(--clr-text-muted); }
.text-light { color: var(--clr-text-light); }
.text-gold  { color: var(--clr-gold); }
.text-accent{ color: var(--clr-accent); }

/* ── Layout ──────────────────────────────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: var(--space-24);
}

.section--sm {
  padding-block: var(--space-16);
}

.section--lg {
  padding-block: clamp(5rem, 10vw, 9rem);
}

/* ── Navigation ──────────────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding-block: var(--space-4);
  background: rgba(238, 238, 230, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--trans), box-shadow var(--trans), padding var(--trans);
}

.nav.scrolled {
  border-color: var(--clr-border);
  box-shadow: var(--shadow-sm);
  padding-block: var(--space-3);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.nav__logo {
  display: inline-flex;
  align-items: center;
  transition: opacity var(--trans-fast);
}

.nav__logo:hover { opacity: 0.8; }

.nav__logo-img {
  display: block;
  height: 44px;
  width: auto;
  transition: height 0.38s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--clr-text-muted);
  transition: color var(--trans-fast);
  position: relative;
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0;
  width: 0; height: 1px;
  background: var(--clr-gold);
  transition: width var(--trans);
}

.nav__link:hover,
.nav__link.active { color: var(--clr-primary); }

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

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: var(--space-2);
  background: none;
  border: none;
}

.nav__hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--clr-primary);
  border-radius: var(--radius-pill);
  transition: var(--trans);
}

.nav__hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; transform: translateX(-8px); }
.nav__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Mobile menu */
.nav__mobile {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--clr-bg);
  z-index: 999;
  padding: var(--space-24) var(--space-6) var(--space-8);
  flex-direction: column;
  gap: var(--space-4);
}

.nav__mobile.open { display: flex; }

.nav__mobile-link {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--clr-primary);
  padding-block: var(--space-3);
  border-bottom: 1px solid var(--clr-border);
  transition: color var(--trans-fast), padding-left var(--trans-fast);
}

.nav__mobile-link:hover { color: var(--clr-gold); padding-left: var(--space-2); }

/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.65rem 1.5rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  border: none;
  transition: var(--trans);
  white-space: nowrap;
  text-decoration: none;
}

.btn--primary {
  background: var(--clr-primary);
  color: var(--clr-white);
}

.btn--primary:hover {
  background: var(--clr-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn--gold {
  background: var(--clr-gold);
  color: var(--clr-white);
}

.btn--gold:hover {
  background: #b87800;
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.btn--outline {
  background: transparent;
  color: var(--clr-primary);
  border: 1.5px solid var(--clr-primary);
}

.btn--outline:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-text-muted);
}

.btn--ghost:hover { color: var(--clr-primary); }

.btn--sm { padding: 0.45rem 1rem; font-size: 0.8rem; }
.btn--lg { padding: 0.85rem 2rem; font-size: 1rem; }

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  transition: transform var(--trans), box-shadow var(--trans);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.card__body { padding: var(--space-6); }
.card__image { aspect-ratio: 16/9; overflow: hidden; }
.card__image img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--trans-slow); }
.card:hover .card__image img { transform: scale(1.04); }

.card__tag {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background: var(--clr-surface);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--clr-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-3);
}

/* Surface card (no border lift) */
.card--surface {
  background: var(--clr-surface);
  border-color: transparent;
}

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

/* ── Section Headers ──────────────────────────────────────────────────────── */
.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-12);
}

.section-header__eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: var(--space-3);
}

.section-header__title { margin-bottom: var(--space-4); }

.section-header__subtitle {
  font-size: 1.05rem;
  color: var(--clr-text-muted);
}

/* ── Grid Systems ────────────────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ── Flash Messages ───────────────────────────────────────────────────────── */
.flash-container {
  position: fixed;
  top: 80px; right: var(--space-6);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  max-width: 360px;
}

.flash {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  font-size: 0.9rem;
  font-weight: 500;
  animation: flashIn 0.4s var(--ease-out);
}

.flash--success { background: #f0faf4; border-left: 3px solid var(--clr-success); color: #2d6a42; }
.flash--error   { background: #fdf0f0; border-left: 3px solid var(--clr-error);   color: #8b2020; }
.flash--info    { background: #f0f4fa; border-left: 3px solid var(--clr-info);    color: #2d4a6a; }

.flash__close {
  margin-left: auto;
  cursor: pointer;
  opacity: 0.5;
  background: none;
  border: none;
  font-size: 1.1rem;
  line-height: 1;
  color: inherit;
  transition: opacity var(--trans-fast);
}

.flash__close:hover { opacity: 1; }

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

/* ── Forms ───────────────────────────────────────────────────────────────── */
.form-group { margin-bottom: var(--space-5); }

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--clr-primary);
  margin-bottom: var(--space-2);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--clr-white);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius);
  font-size: 0.95rem;
  color: var(--clr-text);
  transition: border-color var(--trans-fast), box-shadow var(--trans-fast);
  outline: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--clr-gold);
  box-shadow: 0 0 0 3px rgba(218,145,1,.15);
}

.form-input::placeholder { color: var(--clr-text-light); }
.form-textarea { resize: vertical; min-height: 120px; }

/* ── Badge ───────────────────────────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2em 0.6em;
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.badge--gold      { background: rgba(218,145,1,.15);  color: var(--clr-gold); }
.badge--green     { background: rgba(90,138,106,.15); color: var(--clr-success); }
.badge--red       { background: rgba(152,32,5,.15);   color: var(--clr-error); }
.badge--brown     { background: rgba(140,92,2,.15);   color: var(--clr-accent); }
.badge--neutral   { background: var(--clr-surface-2); color: var(--clr-text-muted); }

/* ── Avatar ──────────────────────────────────────────────────────────────── */
.avatar {
  border-radius: 50%;
  object-fit: cover;
  background: var(--clr-surface-2);
  flex-shrink: 0;
}
.avatar--sm  { width: 36px; height: 36px; }
.avatar--md  { width: 56px; height: 56px; }
.avatar--lg  { width: 80px; height: 80px; }
.avatar--xl  { width: 120px; height: 120px; }
.avatar--2xl { width: 160px; height: 160px; }

.avatar-placeholder {
  border-radius: 50%;
  background: var(--clr-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  color: var(--clr-accent);
  font-weight: 700;
  flex-shrink: 0;
}

/* ── Progress Bar ────────────────────────────────────────────────────────── */
.progress {
  height: 8px;
  background: var(--clr-surface-2);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.progress__bar {
  height: 100%;
  border-radius: var(--radius-pill);
  background: linear-gradient(90deg, var(--clr-gold), var(--clr-terracotta));
  transition: width 1s var(--ease-out);
}

/* ── Divider ─────────────────────────────────────────────────────────────── */
.divider {
  height: 1px;
  background: var(--clr-border);
  margin-block: var(--space-8);
}

.divider--ornament {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--clr-gold);
  font-size: 1.2rem;
}

.divider--ornament::before,
.divider--ornament::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--clr-border);
}

/* ── Footer ──────────────────────────────────────────────────────────────── */
.footer {
  background: var(--clr-primary);
  color: rgba(255,255,255,.7);
  padding-block: var(--space-16) var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand {
  margin-bottom: var(--space-3);
}

.footer__tagline {
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(255,255,255,.5);
}

.footer__heading {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--clr-gold);
  margin-bottom: var(--space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: 0.9rem;
  color: rgba(255,255,255,.6);
  transition: color var(--trans-fast);
}

.footer__link:hover { color: var(--clr-white); }

.footer__bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
  color: rgba(255,255,255,.35);
}

@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; gap: var(--space-2); text-align: center; }
}

/* ── Utility ─────────────────────────────────────────────────────────────── */
.flex         { display: flex; }
.flex-center  { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col     { display: flex; flex-direction: column; }
.gap-2  { gap: var(--space-2); }
.gap-3  { gap: var(--space-3); }
.gap-4  { gap: var(--space-4); }
.gap-6  { gap: var(--space-6); }
.gap-8  { gap: var(--space-8); }
.w-full { width: 100%; }
.mt-4   { margin-top: var(--space-4); }
.mt-6   { margin-top: var(--space-6); }
.mt-8   { margin-top: var(--space-8); }
.mb-4   { margin-bottom: var(--space-4); }
.mb-6   { margin-bottom: var(--space-6); }
.hidden { display: none; }
.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}

/* ── GSAP / Lenis animation helpers ──────────────────────────────────────── */
[data-reveal] { opacity: 0; }
[data-reveal="up"]    { transform: translateY(40px); }
[data-reveal="left"]  { transform: translateX(-40px); }
[data-reveal="right"] { transform: translateX(40px); }
[data-reveal="scale"] { transform: scale(0.92); }

/* ── Responsive nav ──────────────────────────────────────────────────────── */
@media (max-width: 768px) {
  .nav__links,
  .nav__actions { display: none; }
  .nav__hamburger { display: flex; }
}

/* ── Page header (interior pages) ───────────────────────────────────────── */
.page-header {
  padding-top: calc(var(--space-24) + 60px);
  padding-bottom: var(--space-16);
  background: linear-gradient(180deg, var(--clr-surface) 0%, var(--clr-bg) 100%);
  text-align: center;
}

.page-header__eyebrow {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-gold);
  margin-bottom: var(--space-3);
}

.page-header__title { margin-bottom: var(--space-4); }
.page-header__subtitle { max-width: 560px; margin-inline: auto; }

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner {
  width: 32px; height: 32px;
  border: 3px solid var(--clr-border);
  border-top-color: var(--clr-gold);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

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

/* ══════════════════════════════════════════════════════════════════════════
   GLOBAL MOBILE RESPONSIVENESS
   Breakpoints: 768px (tablet), 640px (small tablet/large phone), 480px (phone)
══════════════════════════════════════════════════════════════════════════ */

/* ── Container: tighter padding on phones ────────────────────────────────── */
@media (max-width: 480px) {
  .container { padding-inline: var(--space-4); }
}

/* ── Section spacing: reduced on mobile ──────────────────────────────────── */
@media (max-width: 640px) {
  .section     { padding-block: var(--space-16); }
  .section--sm { padding-block: var(--space-8); }
  .section--lg { padding-block: clamp(3rem, 8vw, 5rem); }
}

/* ── Page header: less top padding on mobile ─────────────────────────────── */
@media (max-width: 640px) {
  .page-header {
    padding-top: calc(var(--space-12) + 60px);
    padding-bottom: var(--space-8);
  }
  .page-header__subtitle { font-size: 0.9rem; }
}

/* ── Flash messages: anchor to bottom on phones ──────────────────────────── */
@media (max-width: 640px) {
  .flash-container {
    top: auto;
    bottom: var(--space-4);
    left: var(--space-4);
    right: var(--space-4);
    max-width: 100%;
  }
}

/* ── Footer: tighter padding on mobile ───────────────────────────────────── */
@media (max-width: 640px) {
  .footer { padding-block: var(--space-12) var(--space-6); }
}

/* ── Section header: stack on mobile ─────────────────────────────────────── */
@media (max-width: 640px) {
  .section-header { margin-bottom: var(--space-8); }
}

/* ── Nav logo: slightly smaller on phones ────────────────────────────────── */
@media (max-width: 480px) {
  .nav__logo-img { height: 36px; }
}

/* ── Small phones (375px — iPhone SE / standard iPhone) ─────────────────── */
@media (max-width: 375px) {
  .container    { padding-inline: var(--space-3); }
  .nav__logo-img { height: 32px; }

  /* Buttons — slightly tighter so they don't clip */
  .btn { font-size: .82rem; padding: .48rem .85rem; }
  .btn--lg { font-size: .9rem; padding: .7rem 1.1rem; }

  /* Section headings */
  .section-header__title { font-size: clamp(1.5rem, 7vw, 2rem); }

  /* Auth cards (login / register / settings) */
  .auth-card  { padding: var(--space-5) var(--space-4); }

  /* Form inputs */
  .form-input { font-size: .875rem; }
}

/* ── Very small phones (320px — older Android / iPhone 5) ───────────────── */
@media (max-width: 320px) {
  .container    { padding-inline: var(--space-2); }
  .nav__logo-img { height: 28px; }

  /* Collapse any remaining 2-col grids */
  .form-row,
  .grid-2,
  .grid-3 { grid-template-columns: 1fr !important; }

  /* Reduce hero section font */
  .page-header__title { font-size: 1.5rem; }
  .page-header__subtitle { font-size: .82rem; }

  /* Footer — absolute minimum padding */
  .footer { padding-block: var(--space-8) var(--space-4); }
}