/* ============================================================
   CVR — main.css
   Carbo Valencia Realty | Dasmariñas, Cavite

   TABLE OF CONTENTS
   1. Brand tokens (colors, spacing, type scale, shadows)
   2. Reset & base
   3. Typography
   4. Layout utilities
   5. Top Bar
   6. Navigation
   7. Buttons
   8. Property card
   9. Badge / tag
   10. Forms
   11. Footer
   12. Responsive breakpoints
   ============================================================ */

/* ============================================================
   1. BRAND TOKENS
   ============================================================ */

:root {
  /* — Brand colors — */
  --color-yellow: #d4a017;
  --color-yellow-dark: #b8861a;
  --color-yellow-light: #f0c84a;
  --color-yellow-bg: #fbf4e0;

  --color-blue: #1e3a5f;
  --color-blue-mid: #2a5080;
  --color-blue-light: #e8eef5;

  --color-white: #f8f7f4;
  --color-light: #f1efe9;
  --color-gray: #6b7280;
  --color-gray-light: #d1d5db;
  --color-gray-dark: #374151;
  --color-black: #111827;

  /* — Semantic aliases — */
  --color-text-primary: var(--color-black);
  --color-text-secondary: var(--color-gray-dark);
  --color-text-muted: var(--color-gray);
  --color-text-inverse: var(--color-white);

  --color-bg-page: var(--color-white);
  --color-bg-section: var(--color-light);
  --color-bg-card: #ffffff;
  --color-bg-nav: var(--color-blue);

  --color-border: var(--color-gray-light);
  --color-border-focus: var(--color-yellow);

  --color-accent: var(--color-yellow);
  --color-accent-hover: var(--color-yellow-dark);
  --color-brand: var(--color-blue);

  /* — Status colors — */
  --color-for-sale: #1e3a5f;
  --color-for-sale-bg: #e8eef5;
  --color-for-rent: #065f46;
  --color-for-rent-bg: #d1fae5;
  --color-sold: #6b7280;
  --color-sold-bg: #f3f4f6;

  /* — Spacing scale — */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* — Type scale — */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;

  /* — Font families — */
  --font-heading: "Playfair Display", Georgia, serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --font-mono: "Fira Code", monospace;

  /* — Font weights — */
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-bold: 700;

  /* — Line heights — */
  --leading-tight: 1.25;
  --leading-snug: 1.375;
  --leading-normal: 1.6;

  /* — Border radius — */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* — Shadows — */
  --shadow-sm:
    0 1px 3px rgba(30, 58, 95, 0.08), 0 1px 2px rgba(30, 58, 95, 0.04);
  --shadow-md:
    0 4px 12px rgba(30, 58, 95, 0.1), 0 2px 4px rgba(30, 58, 95, 0.06);
  --shadow-lg:
    0 10px 30px rgba(30, 58, 95, 0.12), 0 4px 8px rgba(30, 58, 95, 0.08);
  --shadow-card-hover: 0 8px 24px rgba(30, 58, 95, 0.14);

  /* — Transitions & Layout — */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  --container-max: 1310px;
  --container-wide: 1400px;
  --nav-height: 100px;
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */

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

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  line-height: var(--leading-normal);
  color: var(--color-text-primary);
  background-color: var(--color-bg-page);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul,
ol {
  list-style: none;
}

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

input,
textarea,
select {
  font-family: inherit;
  font-size: inherit;
}

/* ============================================================
   3. TYPOGRAPHY
   ============================================================ */

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  color: var(--color-text-primary);
}

h1 {
  font-size: var(--text-4xl);
}
h2 {
  font-size: var(--text-3xl);
}
h3 {
  font-size: var(--text-2xl);
}
h4 {
  font-size: var(--text-xl);
}
h5 {
  font-size: var(--text-lg);
}
h6 {
  font-size: var(--text-base);
}

p {
  line-height: var(--leading-normal);
  color: var(--color-text-secondary);
}

.text-xs {
  font-size: var(--text-xs);
}
.text-sm {
  font-size: var(--text-sm);
}
.text-base {
  font-size: var(--text-base);
}
.text-lg {
  font-size: var(--text-lg);
}
.text-xl {
  font-size: var(--text-xl);
}
.text-2xl {
  font-size: var(--text-2xl);
}
.text-3xl {
  font-size: var(--text-3xl);
}

.text-primary {
  color: var(--color-text-primary);
}
.text-secondary {
  color: var(--color-text-secondary);
}
.text-muted {
  color: var(--color-text-muted);
}
.text-accent {
  color: var(--color-accent);
}
.text-brand {
  color: var(--color-brand);
}
.text-inverse {
  color: var(--color-text-inverse);
}

.font-heading {
  font-family: var(--font-heading);
}
.font-body {
  font-family: var(--font-body);
}
.font-regular {
  font-weight: var(--weight-regular);
}
.font-medium {
  font-weight: var(--weight-medium);
}
.font-bold {
  font-weight: var(--weight-bold);
}

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

.section-label {
  display: inline-block;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-yellow);
  margin-bottom: var(--space-3);
}

.price {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--color-blue);
}

.price-monthly {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}

/* ============================================================
   4. LAYOUT UTILITIES
   ============================================================ */

.container,
.nav__inner {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-6);
  padding-right: var(--space-6);
}

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

.section {
  padding-top: var(--space-20);
  padding-bottom: var(--space-20);
}
.section--sm {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}
.section--light {
  background-color: var(--color-bg-section);
}
.section--dark {
  background-color: var(--color-blue);
  color: var(--color-text-inverse);
}

.grid {
  display: grid;
  gap: var(--space-6);
}
.grid--2 {
  grid-template-columns: repeat(2, 1fr);
}
.grid--3 {
  grid-template-columns: repeat(3, 1fr);
}
.grid--4 {
  grid-template-columns: repeat(4, 1fr);
}
.grid--auto {
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

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

.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);
}

.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);
}
.mb-8 {
  margin-bottom: var(--space-8);
}

.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-8) 0;
}

/* ============================================================
   5. TOP BAR (Bible Verse)
   ============================================================ */

.topbar {
  background-color: var(--color-white);
  color: var(--color-blue);
  font-size: 13px;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-border);
}

.topbar__inner {
  display: flex;
  justify-content: center;
  align-items: center;
}

.topbar__verse {
  font-family: var(--font-heading);
  font-size: 15px;
  font-style: italic;
  font-weight: 600;
  color: var(--color-black);
  letter-spacing: 0.05em;
  text-align: center;
}

/* ============================================================
   6. NAVIGATION & ICONS
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--nav-height);
  background-color: var(--color-blue);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

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

.nav__logo-sub {
  font-size: var(--text-md);
  color: var(--color-white);
  font-weight: var(--weight-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

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

.nav__link {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: rgba(248, 247, 244, 0.8);
  letter-spacing: 0.03em;
  transition: color var(--transition-fast);
  position: relative;
}

.nav__link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-yellow);
  transition: width var(--transition-base);
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-white);
}
.nav__link:hover::after,
.nav__link.active::after {
  width: 100%;
}

/* Hide mobile icons on desktop */
.nav__mobile-icons {
  display: none;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

/* Social & Contact Icons */
.nav__icons {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Common icon link styles for both desktop and mobile */
.nav__icon-link {
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast);
}

.nav__icon-link:hover {
  transform: translateY(-2px) scale(1.05); /* Clean bounce effect */
}

/* Hamburger */
.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}

.nav__toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: var(--radius-full);
  transition:
    transform var(--transition-base),
    opacity var(--transition-base);
}

/* Toggle Animation */
.nav__toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}
.nav__toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ============================================================
   7. BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  letter-spacing: 0.04em;
  border-radius: var(--radius-md);
  transition:
    background-color var(--transition-fast),
    transform var(--transition-fast),
    box-shadow var(--transition-fast);
  white-space: nowrap;
  text-transform: uppercase;
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  background-color: var(--color-yellow);
  color: var(--color-blue);
}
.btn--primary:hover {
  background-color: var(--color-yellow-dark);
  box-shadow: var(--shadow-md);
}

.btn--secondary {
  background-color: transparent;
  color: var(--color-blue);
  border: 2px solid var(--color-blue);
}
.btn--secondary:hover {
  background-color: var(--color-blue-light);
}

.btn--ghost {
  background-color: transparent;
  color: var(--color-white);
  border: 2px solid rgba(248, 247, 244, 0.4);
}
.btn--ghost:hover {
  background-color: rgba(248, 247, 244, 0.1);
  border-color: var(--color-white);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-xs);
}
.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}
.btn--full {
  width: 100%;
}

.btn--viber {
  background-color: #7360f2;
  color: #ffffff;
}
.btn--viber:hover {
  background-color: #5a4ad1;
  box-shadow: var(--shadow-md);
}

/* ============================================================
   8. PROPERTY CARD
   ============================================================ */

.card {
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition:
    box-shadow var(--transition-base),
    transform var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.card__image-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background-color: var(--color-light);
}

.card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}
.card:hover .card__image {
  transform: scale(1.04);
}

.card__badges {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: flex;
  gap: var(--space-2);
}
.card__body {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.card__title {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: var(--weight-bold);
  color: var(--color-text-primary);
  line-height: var(--leading-snug);
}

.card__location {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.card__specs {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-3) 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.card__spec {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}
.card__spec-icon {
  font-size: 14px;
  color: var(--color-yellow);
}
.card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}

/* ============================================================
   9. BADGE / TAG
   ============================================================ */

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-full);
}

.badge--for-sale {
  background-color: var(--color-for-sale-bg);
  color: var(--color-for-sale);
}
.badge--for-rent {
  background-color: var(--color-for-rent-bg);
  color: var(--color-for-rent);
}
.badge--sold {
  background-color: var(--color-sold-bg);
  color: var(--color-sold);
}
.badge--featured {
  background-color: var(--color-yellow);
  color: var(--color-blue);
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  background-color: var(--color-blue-light);
  color: var(--color-blue);
  border-radius: var(--radius-sm);
}

/* ============================================================
   10. FORMS
   ============================================================ */

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background-color: var(--color-bg-card);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition:
    border-color var(--transition-fast),
    box-shadow var(--transition-fast);
  appearance: none;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(212, 160, 23, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}
.form-textarea {
  resize: vertical;
  min-height: 120px;
  line-height: var(--leading-normal);
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6);
  background-color: var(--color-bg-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.filter-bar .form-select {
  flex: 1;
  min-width: 160px;
}

/* ============================================================
   11. FOOTER
   ============================================================ */

.footer {
  background-color: var(--color-blue);
  color: var(--color-white);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(248, 247, 244, 0.12);
}

.footer__brand p {
  font-size: var(--text-sm);
  color: rgba(248, 247, 244, 0.65);
  margin-top: var(--space-4);
  line-height: var(--leading-normal);
  max-width: 280px;
}

.footer__heading {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-yellow-light);
  margin-bottom: var(--space-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer__link {
  font-size: var(--text-sm);
  color: rgba(248, 247, 244, 0.65);
  transition: color var(--transition-fast);
}
.footer__link:hover {
  color: var(--color-white);
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  font-size: var(--text-xs);
  color: rgba(248, 247, 244, 0.4);
}

/* ============================================================
   12. RESPONSIVE BREAKPOINTS
   ============================================================ */

/* Tablet — 768px and below */
@media (max-width: 768px) {
  :root {
    --text-4xl: 2rem;
    --text-3xl: 1.625rem;
    --text-2xl: 1.375rem;
  }

  .container,
  .nav__inner {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
  .section {
    padding-top: var(--space-12);
    padding-bottom: var(--space-12);
  }

  /* Top Bar Adjustments */
  .topbar__inner {
    padding: 4px 0;
  }

  /* Hide right-side icons on tablet/mobile to make room for hamburger */
  .nav__icons {
    display: none;
  }

  /* Nav collapses to hamburger */
  .nav__links {
    display: none;
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--color-blue);
    padding: var(--space-6);
    gap: var(--space-5);
    box-shadow: var(--shadow-lg);
  }

  .nav__links.open {
    display: flex;
  }
  .nav__toggle {
    display: flex;
  }

  /* Show mobile icons row inside the hamburger menu */
  .nav__mobile-icons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: var(--space-4);
    padding-top: var(--space-4);
    border-top: 1px solid rgba(248, 247, 244, 0.1);
    width: 100%;
  }

  .grid--3,
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
}

/* Mobile — 480px and below */
@media (max-width: 480px) {
  :root {
    --text-4xl: 1.75rem;
    --text-5xl: 2.25rem;
  }

  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }
  .grid--auto {
    grid-template-columns: 1fr;
  }

  .filter-bar {
    flex-direction: column;
  }
  .filter-bar .form-select {
    min-width: 100%;
  }

  /* Adjust mobile icon sizing slightly for small screens */
  .nav__mobile-icons {
    gap: 12px;
  }
  .nav__mobile-icons svg {
    width: 24px;
    height: 24px;
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }
  .footer__bottom {
    flex-direction: column;
    gap: var(--space-3);
    text-align: center;
  }

  .btn--lg {
    width: 100%;
  }
  .card__specs {
    gap: var(--space-3);
  }
}