/* ============================================
   Louna&Co — Member Area Shared Styles
   Premium Pilates & Social Club
   ============================================ */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

/* ---- Base Typography ---- */
body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
  letter-spacing: -0.01em;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.1rem; }
h6 { font-size: 1rem; }

p {
  margin-bottom: 1rem;
  color: var(--text);
}

a {
  color: var(--text);
  text-decoration: none;
  transition: color var(--duration) var(--ease);
}

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

small {
  font-size: 0.875rem;
  color: var(--text-muted);
}

strong { font-weight: 600; }

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

ul, ol {
  list-style: none;
}


/* ============================================
   Member Navigation
   ============================================ */
.member-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(54, 32, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  display: flex;
  align-items: center;
  padding: 0 var(--page-padding);
  transition: background var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
}

.member-nav.scrolled {
  background: rgba(54, 32, 23, 0.95);
  box-shadow: 0 1px 12px rgba(251, 252, 235, 0.06);
}

.member-nav__logo {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
  white-space: nowrap;
  flex-shrink: 0;
}

.member-nav__logo span {
  color: var(--gold);
}

.member-nav__links {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin: 0 auto;
  list-style: none;
}

.member-nav__link {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  padding: 6px 0;
  position: relative;
  transition: color var(--duration) var(--ease);
}

.member-nav__link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--gold);
  transition: width var(--duration) var(--ease);
}

.member-nav__link:hover,
.member-nav__link.active {
  color: var(--text);
}

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

.member-nav__user {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
  position: relative;
}

.member-nav__avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border);
  cursor: pointer;
  transition: border-color var(--duration) var(--ease);
}

.member-nav__avatar:hover {
  border-color: var(--gold);
}

.member-nav__dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  min-width: 200px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(251, 252, 235, 0.1);
  padding: 8px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--duration) var(--ease);
  z-index: 1001;
}

.member-nav__dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.member-nav__dropdown-item {
  display: block;
  padding: 10px 20px;
  font-size: 0.875rem;
  color: var(--text);
  transition: background var(--duration) var(--ease);
}

.member-nav__dropdown-item:hover {
  background: rgba(251, 252, 235, 0.03);
  color: var(--text);
}

.member-nav__dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 6px 0;
}

/* Hamburger */
.member-nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 24px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px 0;
  z-index: 1002;
}

.member-nav__hamburger span {
  display: block;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: all var(--duration) var(--ease);
  transform-origin: center;
}

.member-nav__hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(4.5px, 4.5px);
}

.member-nav__hamburger.open span:nth-child(2) {
  opacity: 0;
}

.member-nav__hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(4.5px, -4.5px);
}

/* Mobile menu overlay */
.member-nav__mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg);
  padding: 32px var(--page-padding);
  flex-direction: column;
  gap: 8px;
  z-index: 999;
  overflow-y: auto;
}

.member-nav__mobile-menu.open {
  display: flex;
}

.member-nav__mobile-link {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--text);
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  transition: color var(--duration) var(--ease);
}

.member-nav__mobile-link:hover,
.member-nav__mobile-link.active {
  color: var(--gold);
}


/* ============================================
   Page Shell
   ============================================ */
.page-shell {
  max-width: 1200px;
  margin: 0 auto;
  padding: calc(var(--nav-height) + 40px) var(--page-padding) 80px;
  min-height: 100vh;
}

.page-shell--wide {
  max-width: 1400px;
}

.page-shell--narrow {
  max-width: 800px;
}

.page-header {
  margin-bottom: 40px;
}

.page-header h1 {
  margin-bottom: 8px;
}

.page-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
}


/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius-pill);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--duration) var(--ease);
  text-decoration: none;
  line-height: 1;
}

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

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

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

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

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

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

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

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  padding: 8px 16px;
}

.btn-ghost:hover {
  color: var(--text);
  background: rgba(251, 252, 235, 0.04);
}

.btn-danger {
  background: var(--red);
  color: var(--white);
}

.btn-danger:hover {
  background: #a81d38;
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.8rem;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1rem;
}

.btn:disabled,
.btn.disabled {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
}

.btn-icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}


/* ============================================
   Forms
   ============================================ */
.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-variant: small-caps;
  letter-spacing: 0.1em;
  text-transform: lowercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--text);
  background: var(--card-bg);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  transition: border-color var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-light);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(200, 169, 107, 0.15);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%230e0d0b' fill-opacity='.35' d='M2 4l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

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

.form-hint {
  font-size: 0.8rem;
  color: var(--text-light);
  margin-top: 6px;
}

.form-error {
  font-size: 0.8rem;
  color: var(--red);
  margin-top: 6px;
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: var(--red);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  font-size: 0.9rem;
}

.form-checkbox input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--gold);
  cursor: pointer;
}


/* ============================================
   Cards
   ============================================ */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  overflow: hidden;
  transition: box-shadow var(--duration) var(--ease),
              transform var(--duration) var(--ease);
}

.card:hover {
  box-shadow: 0 4px 24px rgba(251, 252, 235, 0.09);
}

.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-header h3,
.card-header h4 {
  font-size: 1.05rem;
  margin: 0;
}

.card-body {
  padding: 24px;
}

.card-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.card--flat {
  box-shadow: none;
}

.card--flat:hover {
  box-shadow: none;
}

.card--clickable {
  cursor: pointer;
}

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


/* ============================================
   Badges
   ============================================ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  background: rgba(251, 252, 235, 0.06);
  color: var(--text-muted);
  white-space: nowrap;
}

.badge-gold {
  background: rgba(200, 169, 107, 0.15);
  color: var(--gold);
}

.badge-green {
  background: rgba(45, 140, 90, 0.12);
  color: var(--green);
}

.badge-pink {
  background: rgba(255, 107, 157, 0.12);
  color: var(--pink);
}

.badge-red {
  background: rgba(204, 34, 68, 0.1);
  color: var(--red);
}

.badge-lg {
  font-size: 0.8rem;
  padding: 6px 16px;
}


/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.toast {
  background: var(--black);
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.875rem;
  padding: 14px 24px;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 32px rgba(251, 252, 235, 0.2);
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: 380px;
  animation: toastSlideIn 0.4s var(--ease) forwards;
}

.toast--success {
  border-left: 3px solid var(--green);
}

.toast--error {
  border-left: 3px solid var(--red);
}

.toast--gold {
  border-left: 3px solid var(--gold);
}

.toast__close {
  margin-left: auto;
  background: none;
  border: none;
  color: rgba(250, 248, 244, 0.5);
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0;
  line-height: 1;
  transition: color var(--duration) var(--ease);
}

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

.toast.hiding {
  animation: toastSlideOut 0.3s var(--ease) forwards;
}

@keyframes toastSlideIn {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes toastSlideOut {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(40px);
  }
}


/* ============================================
   Modal
   ============================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(251, 252, 235, 0.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--duration) var(--ease);
}

.modal-overlay.open {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(251, 252, 235, 0.15);
  width: 100%;
  max-width: 540px;
  max-height: 85vh;
  overflow-y: auto;
  transform: translateY(16px) scale(0.97);
  transition: transform var(--duration) var(--ease);
}

.modal-overlay.open .modal {
  transform: translateY(0) scale(1);
}

.modal--lg {
  max-width: 720px;
}

.modal-header {
  padding: 24px 28px 0;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.modal-header h3 {
  font-size: 1.25rem;
  margin: 0;
}

.modal-close {
  background: none;
  border: none;
  font-size: 1.25rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  line-height: 1;
  transition: color var(--duration) var(--ease);
  flex-shrink: 0;
}

.modal-close:hover {
  color: var(--text);
}

.modal-body {
  padding: 20px 28px;
}

.modal-footer {
  padding: 0 28px 24px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}


/* ============================================
   Member Footer
   ============================================ */
.member-footer {
  text-align: center;
  padding: 40px var(--page-padding);
  border-top: 1px solid var(--border);
  margin-top: 80px;
}

.member-footer__logo {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 8px;
}

.member-footer__text {
  font-size: 0.8rem;
  color: var(--text-light);
}

.member-footer__links {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-top: 12px;
}

.member-footer__links a {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.member-footer__links a:hover {
  color: var(--gold);
}


/* ============================================
   Tabs
   ============================================ */
.tabs {
  display: flex;
  gap: 4px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 32px;
}

.tab {
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  padding: 12px 20px;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  transition: color var(--duration) var(--ease);
}

.tab::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

.tab:hover {
  color: var(--text);
}

.tab.active {
  color: var(--text);
}

.tab.active::after {
  opacity: 1;
}


/* ============================================
   Section Divider
   ============================================ */
.section-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-variant: small-caps;
  letter-spacing: 0.12em;
  text-transform: lowercase;
  color: var(--text-light);
  margin-bottom: 16px;
}


/* ============================================
   Empty State
   ============================================ */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--text-muted);
}

.empty-state__icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  opacity: 0.4;
}

.empty-state__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  color: var(--text);
  margin-bottom: 8px;
}

.empty-state__text {
  font-size: 0.9rem;
  max-width: 360px;
  margin: 0 auto 20px;
}


/* ============================================
   Utilities
   ============================================ */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-muted); }
.text-light { color: var(--text-light); }
.text-gold { color: var(--gold); }
.text-green { color: var(--green); }
.text-pink { color: var(--pink); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.75rem; }
.text-mono { font-family: var(--font-mono); }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 48px; }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 48px; }

.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

.p-0 { padding: 0; }
.p-1 { padding: 8px; }
.p-2 { padding: 16px; }
.p-3 { padding: 24px; }
.p-4 { padding: 32px; }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.justify-end { justify-content: flex-end; }

.grid { display: grid; }

.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }
.gap-4 { gap: 32px; }
.gap-5 { gap: 48px; }

.hidden { display: none !important; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.truncate {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.w-full { width: 100%; }
.rounded-full { border-radius: 50%; }

/* Divider */
.divider {
  height: 1px;
  background: var(--border);
  border: none;
  margin: 24px 0;
}


/* ============================================
   Scrollbar
   ============================================ */
::-webkit-scrollbar {
  width: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--warm-grey);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-light);
}


/* ============================================
   Responsive — Tablet (768px)
   ============================================ */
@media (max-width: 768px) {
  :root {
    --page-padding: 24px;
  }

  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }
  h3 { font-size: 1.25rem; }

  .member-nav__links {
    display: none;
  }

  .member-nav__hamburger {
    display: flex;
  }

  .page-shell {
    padding-top: calc(var(--nav-height) + 24px);
    padding-bottom: 60px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .modal {
    max-width: 100%;
    max-height: 90vh;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding-left: 20px;
    padding-right: 20px;
  }
}


/* ============================================
   Responsive — Mobile (480px)
   ============================================ */
@media (max-width: 480px) {
  :root {
    --page-padding: 16px;
    --nav-height: 60px;
  }

  h1 { font-size: 1.75rem; }
  h2 { font-size: 1.4rem; }

  .member-nav {
    padding: 0 16px;
  }

  .member-nav__logo {
    font-size: 1.2rem;
  }

  .btn {
    padding: 10px 22px;
    font-size: 0.825rem;
  }

  .btn-lg {
    padding: 14px 28px;
    font-size: 0.9rem;
  }

  .toast-container {
    left: 16px;
    right: 16px;
    bottom: 16px;
  }

  .toast {
    max-width: 100%;
  }
}