/*
  BEM Methodology
*/

/* CSS Variables */
:root {
  --color-primary: #f5c518;
  --color-primary-dark: #d4a800;
  --color-primary-light: #ffd84d;
  --color-navy: #2d3a6b;
  --color-navy-light: #3b4d8a;
  --color-navy-dark: #1e2748;
  --color-sage: #7a8c6e;
  --color-sage-light: #a3b899;
  --color-card: #c8d5b9;
  --color-red: #e03030;
  --color-green: #4caf50;
  --color-blue-occupied: #7b9cda;
  --color-purple: #5b4fcf;
  --color-white: #ffffff;
  --color-text: #1a1a2e;
  --color-text-muted: #8892a4;
  --color-border: rgba(255,255,255,0.15);
  --color-shadow: rgba(0,0,0,0.25);

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body: 'DM Sans', 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.15);
  --shadow-md: 0 6px 24px rgba(0,0,0,0.2);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.3);

  --transition: 0.2s ease;
  --navbar-height: 68px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background-color: var(--color-navy);
  color: var(--color-white);
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; font-family: var(--font-body); border: none; outline: none; }
input, textarea, select { font-family: var(--font-body); outline: none; }

/*  Scrollbar  */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-navy-dark); }
::-webkit-scrollbar-thumb { background: var(--color-primary); border-radius: 3px; }

/*
  NAVBAR
*/
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-primary);
  height: var(--navbar-height);
  display: flex;
  align-items: center;
  padding: 0 2rem;
  gap: 1rem;
  box-shadow: var(--shadow-md);
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-navy);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar__brand-logo {
  width: 36px;
  height: 36px;
}

.navbar__brand-logo-img {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-navy);
  flex-shrink: 0;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
}

.navbar__link {
  display: flex;
  align-items: center;
  padding: 0.45rem 1.1rem;
  border-radius: var(--radius-xl);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-navy);
  border: 2px solid transparent;
  transition: background var(--transition), border-color var(--transition);
  text-decoration: none;
}

.navbar__link:hover {
  background: rgba(0,0,0,0.1);
}

.navbar__link--active {
  background: var(--color-navy);
  color: var(--color-primary);
  border-color: var(--color-navy);
}

.navbar__avatar {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  overflow: hidden;
  border: 2px solid var(--color-navy);
  transition: border-color var(--transition);
  flex-shrink: 0;
  text-decoration: none;
}

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

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

.navbar__avatar-icon {
  width: 22px;
  height: 22px;
  fill: var(--color-primary);
}

/*
  Mobile Hamburger 
*/
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  padding: 4px;
  margin-left: auto;
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: var(--transition);
}

/*
  PAGE WRAPPER / LAYOUT
*/
.page {
  min-height: calc(100vh - var(--navbar-height) - 48px);
  padding: 2rem 1.5rem;
  max-width: 1200px;
  margin: 0 auto;
}

/*
  FOOTER
*/
.footer {
  background: var(--color-primary);
  color: var(--color-navy);
  text-align: center;
  padding: 0.9rem 2rem;
  font-size: 0.82rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

/*
  ANNOUNCEMENT CARDS
*/
.announcements {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  max-width: 680px;
  margin: 0 auto;
}

.announcement-card {
  background: var(--color-sage);
  border-radius: var(--radius-md);
  padding: 1.2rem 1.4rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
}

.announcement-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.announcement-card__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.6rem;
}

.announcement-card__title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-navy-dark);
  line-height: 1.3;
}

.announcement-card__date {
  font-size: 0.78rem;
  color: var(--color-navy);
  opacity: 0.7;
  white-space: nowrap;
  margin-left: 1rem;
}

.announcement-card__body {
  font-size: 0.88rem;
  color: var(--color-navy-dark);
  margin-bottom: 1rem;
  line-height: 1.5;
}

.announcement-card__footer {
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

.announcement-card__action {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-navy);
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.announcement-card__action:hover {
  background: rgba(0,0,0,0.1);
}

.announcement-card__action--liked { color: var(--color-primary-dark); }
.announcement-card__action--hearted { color: var(--color-red); }

/*
  ROOMS GRID
*/
.rooms-search {
  margin-bottom: 1.5rem;
  position: relative;
}

.rooms-search__input {
  width: 100%;
  max-width: 480px;
  padding: 0.75rem 1rem 0.75rem 2.8rem;
  border-radius: var(--radius-xl);
  border: 2px solid transparent;
  background: rgba(255,255,255,0.95);
  font-size: 0.9rem;
  color: var(--color-navy);
  transition: border-color var(--transition);
}

.rooms-search__input:focus {
  border-color: var(--color-primary);
}

.rooms-search__icon {
  position: absolute;
  left: 0.9rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
}

.rooms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.2rem;
}

.room-card {
  background: var(--color-navy-light);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}

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

.room-card__badge {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  z-index: 2;
}

.room-card__badge--available { background: var(--color-green); color: #fff; }
.room-card__badge--booked { background: var(--color-red); color: #fff; }
.room-card__badge--occupied { background: var(--color-blue-occupied); color: var(--color-navy-dark); }

.room-card__image {
  width: 100%;
  height: 130px;
  background: #b0b8c8;
  object-fit: cover;
}

.room-card__image--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: #8892a4;
}

.room-card__body {
  padding: 0.8rem 1rem 1rem;
}

.room-card__name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.6rem;
}

.room-card__btn {
  width: 100%;
  padding: 0.55rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 700;
  transition: background var(--transition), opacity var(--transition);
}

.room-card__btn--book {
  background: var(--color-primary);
  color: var(--color-navy);
}

.room-card__btn--book:hover {
  background: var(--color-primary-dark);
}

.room-card__btn--disabled {
  background: #5a5a72;
  color: #9a9aaf;
  cursor: not-allowed;
}

/*
  SCHEDULE / CALENDAR
*/
.schedule-wrapper {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.calendar {
  background: var(--color-white);
  color: var(--color-navy);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  box-shadow: var(--shadow-sm);
}

.calendar__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.calendar__nav-btn {
  background: none;
  color: var(--color-navy);
  font-size: 1.1rem;
  padding: 0.3rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

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

.calendar__month-year {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.calendar__month-year select {
  border: 1px solid #ddd;
  border-radius: var(--radius-sm);
  padding: 0.2rem 0.4rem;
  font-size: 0.85rem;
  color: var(--color-navy);
  background: white;
}

.calendar__grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }

.calendar__day-label {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  padding: 0.3rem 0;
  text-transform: uppercase;
}

.calendar__day {
  aspect-ratio: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.82rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background var(--transition);
}

.calendar__day:hover { background: var(--color-primary-light); }
.calendar__day--empty { cursor: default; }
.calendar__day--today { background: var(--color-navy); color: var(--color-primary); font-weight: 700; }
.calendar__day--selected { background: var(--color-primary); color: var(--color-navy); font-weight: 700; }
.calendar__day--other-month { color: #ccc; }

/* Schedule grid */
.schedule-grid-wrapper {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 1.2rem;
  box-shadow: var(--shadow-sm);
  overflow-x: auto;
}

.schedule-grid {
  min-width: 600px;
}

.schedule-grid__header {
  display: grid;
  gap: 2px;
  margin-bottom: 4px;
}

.schedule-grid__time-label {
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-align: center;
  padding: 0.2rem;
}

.schedule-grid__row {
  display: grid;
  gap: 2px;
  margin-bottom: 3px;
  align-items: center;
}

.schedule-grid__room-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--color-navy);
  padding-right: 0.5rem;
}

.schedule-grid__slot {
  height: 28px;
  border-radius: 3px;
  cursor: pointer;
  transition: opacity var(--transition);
}

.schedule-grid__slot:hover { opacity: 0.8; }
.schedule-grid__slot--available { background: #4caf50; }
.schedule-grid__slot--unoccupied { background: #7b9cda; }
.schedule-grid__slot--booked { background: #e03030; }

.schedule-legend {
  display: flex;
  gap: 1rem;
  margin-top: 0.8rem;
  flex-wrap: wrap;
}

.schedule-legend__item {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--color-navy);
}

.schedule-legend__dot {
  width: 14px;
  height: 14px;
  border-radius: 3px;
}

.schedule-legend__dot--available { background: #4caf50; }
.schedule-legend__dot--unoccupied { background: #7b9cda; }
.schedule-legend__dot--booked { background: #e03030; }

/* =========================================
   AI CHAT
   ========================================= */
.ai-chat {
  display: flex;
  flex-direction: column;
  height: calc(100vh - var(--navbar-height) - 48px - 2rem);
  background: linear-gradient(160deg, #3b2d8a 0%, #5b2d9e 40%, #2d1f6b 100%);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.ai-chat__hero {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 0.8rem;
}

.ai-chat__orb {
  width: 72px;
  height: 72px;
  background: radial-gradient(circle, rgba(255,255,255,0.9), rgba(180,140,255,0.7));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 40px rgba(130, 80, 255, 0.6);
  animation: orbPulse 2.5s ease-in-out infinite;
}

@keyframes orbPulse {
  0%, 100% { box-shadow: 0 0 30px rgba(130,80,255,0.5); transform: scale(1); }
  50% { box-shadow: 0 0 55px rgba(130,80,255,0.9); transform: scale(1.06); }
}

.ai-chat__orb-icon {
  width: 38px;
  height: 38px;
  fill: var(--color-purple);
}

.ai-chat__messages {
  display: none;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.2rem;
  overflow-y: auto;
  flex: 1;
}

.ai-chat__messages--visible { display: flex; }

.ai-chat__message {
  display: flex;
  gap: 0.6rem;
  animation: msgFade 0.25s ease;
}

@keyframes msgFade {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: none; }
}

.ai-chat__message--user { flex-direction: row-reverse; }

.ai-chat__bubble {
  max-width: 70%;
  padding: 0.65rem 1rem;
  border-radius: var(--radius-lg);
  font-size: 0.88rem;
  line-height: 1.5;
  white-space: pre-wrap;
}

.ai-chat__message--ai .ai-chat__bubble {
  background: rgba(255,255,255,0.15);
  color: var(--color-white);
  border-bottom-left-radius: 4px;
}

.ai-chat__message--user .ai-chat__bubble {
  background: var(--color-primary);
  color: var(--color-navy);
  font-weight: 600;
  border-bottom-right-radius: 4px;
}

.ai-chat__typing {
  display: flex;
  gap: 4px;
  padding: 0.65rem 1rem;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  border-bottom-left-radius: 4px;
  width: fit-content;
}

.ai-chat__typing span {
  width: 7px;
  height: 7px;
  background: rgba(255,255,255,0.7);
  border-radius: 50%;
  animation: typingBounce 1s infinite;
}

.ai-chat__typing span:nth-child(2) { animation-delay: 0.15s; }
.ai-chat__typing span:nth-child(3) { animation-delay: 0.3s; }

@keyframes typingBounce {
  0%, 60%, 100% { transform: translateY(0); }
  30% { transform: translateY(-6px); }
}

.ai-chat__input-area {
  padding: 1rem 1.2rem 1.2rem;
  display: flex;
  gap: 0.6rem;
  align-items: center;
  background: rgba(0,0,0,0.2);
}

.ai-chat__input {
  flex: 1;
  background: rgba(255,255,255,0.12);
  border: 2px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-xl);
  padding: 0.65rem 1.1rem;
  color: var(--color-white);
  font-size: 0.9rem;
  transition: border-color var(--transition);
}

.ai-chat__input::placeholder { color: rgba(255,255,255,0.4); }
.ai-chat__input:focus { border-color: var(--color-primary); }

.ai-chat__send-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--color-primary);
  color: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
  flex-shrink: 0;
}

.ai-chat__send-btn:hover {
  background: var(--color-primary-dark);
  transform: scale(1.05);
}

/*
  ACCOUNT PAGE
*/
.account {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 1.5rem;
  align-items: start;
}

.account__sidebar {
  background: var(--color-sage);
  border-radius: var(--radius-md);
  padding: 0.5rem;
  position: sticky;
  top: calc(var(--navbar-height) + 1rem);
}

.account__sidebar-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-navy-dark);
  cursor: pointer;
  transition: background var(--transition);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}

.account__sidebar-item:hover { background: rgba(0,0,0,0.08); }
.account__sidebar-item--active { background: rgba(0,0,0,0.12); }
.account__sidebar-item--danger { color: var(--color-red); }

.account__panel {
  display: none;
}

.account__panel--active { display: block; }

.account__content {
  background: var(--color-navy-light);
  border-radius: var(--radius-md);
  padding: 1.4rem;
  min-height: 300px;
}

.account__content-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1.2rem;
  color: var(--color-primary);
}

/* Booking History */
.booking-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.8rem 1rem;
  background: rgba(255,255,255,0.07);
  border-radius: var(--radius-sm);
  margin-bottom: 0.6rem;
}

.booking-item__info { font-size: 0.85rem; }
.booking-item__room { font-weight: 700; color: var(--color-primary); }
.booking-item__time { color: rgba(255,255,255,0.7); font-size: 0.8rem; }

.booking-item__cancel {
  background: none;
  border: 1px solid var(--color-red);
  color: var(--color-red);
  padding: 0.3rem 0.7rem;
  border-radius: var(--radius-sm);
  font-size: 0.78rem;
  transition: background var(--transition), color var(--transition);
}

.booking-item__cancel:hover {
  background: var(--color-red);
  color: white;
}

/* Profile form */
.profile-form__group {
  margin-bottom: 1rem;
}

.profile-form__label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.4rem;
}

.profile-form__input {
  width: 100%;
  padding: 0.65rem 0.9rem;
  background: rgba(255,255,255,0.1);
  border: 2px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-size: 0.9rem;
  transition: border-color var(--transition);
}

.profile-form__input:focus { border-color: var(--color-primary); }

/* 
  Upload area 
*/
.upload-area {
  border: 2px dashed rgba(255,255,255,0.25);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  margin-bottom: 1rem;
}

.upload-area:hover {
  border-color: var(--color-primary);
  background: rgba(245, 197, 24, 0.05);
}

.upload-area__icon { font-size: 2rem; margin-bottom: 0.5rem; opacity: 0.6; }
.upload-area__text { font-size: 0.85rem; color: rgba(255,255,255,0.7); }
.upload-area__browse { color: var(--color-primary); cursor: pointer; text-decoration: underline; }

.image-preview {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.image-preview__img {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary);
}

/* 
  Danger zone
*/
.danger-zone {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/*
  BUTTONS (shared)
*/
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.88rem;
  font-weight: 700;
  transition: background var(--transition), opacity var(--transition), transform var(--transition);
  cursor: pointer;
  border: none;
}

.btn--primary {
  background: var(--color-primary);
  color: var(--color-navy);
}
.btn--primary:hover { background: var(--color-primary-dark); }

.btn--danger {
  background: var(--color-red);
  color: #fff;
}
.btn--danger:hover { opacity: 0.85; }

.btn--outline {
  background: none;
  border: 2px solid rgba(255,255,255,0.3);
  color: var(--color-white);
}
.btn--outline:hover { border-color: var(--color-primary); color: var(--color-primary); }

.btn--full { width: 100%; }

/* =========================================
   MODAL
   ========================================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-overlay--visible { display: flex; }

.modal {
  background: var(--color-navy);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-lg);
  padding: 2rem;
  max-width: 440px;
  width: 100%;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.2s ease;
}

@keyframes modalIn {
  from { opacity: 0; transform: scale(0.94) translateY(8px); }
  to { opacity: 1; transform: none; }
}

.modal--warning { border-color: var(--color-primary); }
.modal__icon { font-size: 2.5rem; text-align: center; margin-bottom: 0.8rem; }
.modal__title { font-family: var(--font-heading); font-size: 1.1rem; text-align: center; margin-bottom: 0.5rem; }
.modal__text { font-size: 0.88rem; color: rgba(255,255,255,0.75); text-align: center; margin-bottom: 1.4rem; }
.modal__actions { display: flex; gap: 0.7rem; }

/*
  TOAST NOTIFICATION
*/
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.toast {
  background: var(--color-navy-dark);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1.1rem;
  font-size: 0.85rem;
  color: var(--color-white);
  box-shadow: var(--shadow-md);
  animation: toastIn 0.3s ease;
  max-width: 320px;
}

.toast--error { border-color: var(--color-red); }
.toast--success { border-color: var(--color-green); }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: none; }
}

/*
  EMPTY STATE
*/
.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  color: rgba(255,255,255,0.45);
  gap: 0.6rem;
}

.empty-state__icon { font-size: 2.5rem; }
.empty-state__text { font-size: 0.9rem; }

/*
  AUTH PAGES (Login/Signup)
*/
.auth-page {
  min-height: 100vh;
  background-image: url('../assets/bg.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  position: relative;
}

.auth-page::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(20, 28, 58, 0.6);
  backdrop-filter: blur(1px);
}

.auth-card__logo-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary);
  flex-shrink: 0;
}

.auth-card {
  position: relative;
  z-index: 1;
  background: var(--color-navy);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  width: 100%;
  max-width: 480px;
  box-shadow: var(--shadow-lg);
  border-top: 5px solid var(--color-primary);
}

.auth-card__logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.8rem;
}

.auth-card__title {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 1.6rem;
  color: var(--color-white);
}

.auth-form__group {
  margin-bottom: 1rem;
}

.auth-form__label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  color: rgba(255,255,255,0.75);
  margin-bottom: 0.4rem;
}

.auth-form__label--required::after {
  content: ' *';
  color: var(--color-red);
}

.auth-form__input {
  width: 100%;
  padding: 0.7rem 1rem;
  background: rgba(255,255,255,0.95);
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  color: var(--color-navy);
  font-size: 0.9rem;
  transition: border-color var(--transition);
}

.auth-form__input:focus { border-color: var(--color-primary); }
.auth-form__input--error { border-color: var(--color-red) !important; }

.auth-form__error-msg {
  font-size: 0.75rem;
  color: var(--color-red);
  margin-top: 0.3rem;
  display: none;
}

.auth-form__error-msg--visible { display: block; }

.auth-form__submit {
  margin-top: 1.4rem;
  width: 100%;
  padding: 0.85rem;
  background: var(--color-primary);
  border: none;
  border-radius: var(--radius-sm);
  color: var(--color-navy);
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  cursor: pointer;
  transition: background var(--transition);
}

.auth-form__submit:hover { background: var(--color-primary-dark); }
.auth-form__submit:disabled { opacity: 0.6; cursor: not-allowed; }

.auth-card__footer {
  margin-top: 1rem;
  background: rgba(255,255,255,0.05);
  border-radius: var(--radius-sm);
  padding: 1rem;
  text-align: center;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.7);
}

.auth-card__footer a {
  color: var(--color-primary);
  font-weight: 700;
  margin-left: 0.3rem;
}

.auth-card__footer a:hover { text-decoration: underline; }

.auth-required-hint {
  text-align: right;
  font-size: 0.75rem;
  color: rgba(255,255,255,0.5);
  margin-bottom: 0.5rem;
}

/*
  LOADING SPINNER
*/
.spinner {
  width: 20px;
  height: 20px;
  border: 3px solid rgba(255,255,255,0.3);
  border-top-color: var(--color-navy);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}

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

/*
  BOOKING MODAL FORM
*/
.booking-form__group { margin-bottom: 1rem; }
.booking-form__label { display: block; font-size: 0.82rem; font-weight: 600; color: rgba(255,255,255,0.7); margin-bottom: 0.4rem; }
.booking-form__input, .booking-form__select {
  width: 100%;
  padding: 0.6rem 0.9rem;
  background: rgba(255,255,255,0.1);
  border: 2px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-size: 0.88rem;
  transition: border-color var(--transition);
}
.booking-form__input:focus, .booking-form__select:focus { border-color: var(--color-primary); }
.booking-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 0.8rem; }
.booking-form__select option { background: var(--color-navy); }

/*
  RESPONSIVE
*/
@media (max-width: 900px) {
  .schedule-wrapper { grid-template-columns: 1fr; }
  .account { grid-template-columns: 1fr; }
  .account__sidebar { position: static; display: flex; flex-wrap: wrap; }
}

@media (max-width: 640px) {
  .navbar { padding: 0 1rem; }
  .navbar__nav { display: none; flex-direction: column; position: absolute; top: var(--navbar-height); left: 0; right: 0; background: var(--color-primary); padding: 1rem; gap: 0.4rem; z-index: 999; }
  .navbar__nav--open { display: flex; }
  .navbar__hamburger { display: flex; }
  .navbar__avatar { margin-left: 0.5rem; }
  .page { padding: 1rem; }
  .rooms-grid { grid-template-columns: 1fr 1fr; }
  .ai-chat { height: calc(100vh - var(--navbar-height) - 48px - 1rem); }
  .auth-card { padding: 2rem 1.5rem; }
  .modal__actions { flex-direction: column; }
  .danger-zone { flex-direction: column; }
}

@media (max-width: 380px) {
  .rooms-grid { grid-template-columns: 1fr; }
}