/* ============================================================
   煜鑫财务 — Financial Agency / Bookkeeping Website
   main.css — Shared styles for all pages
   ============================================================ */

/* ---------- Custom Properties ---------- */
:root {
  /* Color Palette */
  --color-navy-900: #0A1628;
  --color-navy-800: #0F1F3A;
  --color-navy-700: #152240;
  --color-navy-600: #1A2D4A;
  --color-gold-500: #C9A84C;
  --color-gold-400: #D4B86A;
  --color-gold-300: #E0CC94;
  --color-gold-100: #F5EDD6;
  --color-white: #FFFFFF;
  --color-off-white: #F0F2F5;
  --color-gray-300: #D0D5DD;
  --color-gray-400: #A0A8B4;
  --color-gray-600: #5A6270;
  --color-success: #2E7D32;
  --color-error: #C62828;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Inter', 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;

  /* Spacing (8px base) */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  /* Layout */
  --max-width: 1200px;
  --border-radius: 8px;
  --border-radius-sm: 4px;
  --transition: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-navy-900);
  background-color: var(--color-off-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: var(--color-gold-500);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-gold-400);
}

ul {
  list-style: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.25;
  color: inherit;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  font-weight: 600;
}

h4 {
  font-family: var(--font-body);
  font-size: 1.125rem;
  font-weight: 600;
}

.section-title {
  text-align: center;
  margin-bottom: var(--space-xs);
  color: var(--color-navy-900);
}

.section-subtitle {
  text-align: center;
  color: var(--color-gray-600);
  font-size: 1.05rem;
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

/* Gold accent underline for titles */
.title-accent {
  display: block;
  width: 60px;
  height: 3px;
  background: var(--color-gold-500);
  margin: var(--space-xs) auto var(--space-sm);
}

/* ---------- Layout Utilities ---------- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.section {
  padding: var(--space-2xl) 0;
}

.section--dark {
  background-color: var(--color-navy-900);
  color: var(--color-white);
}

.section--navy {
  background-color: var(--color-navy-800);
  color: var(--color-white);
}

.section--light {
  background-color: var(--color-white);
}

.section--off-white {
  background-color: var(--color-off-white);
}

/* Grid helpers */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

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

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 2rem;
  border: 2px solid transparent;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: all var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn--gold {
  background-color: var(--color-gold-500);
  color: var(--color-navy-900);
  border-color: var(--color-gold-500);
}

.btn--gold:hover {
  background-color: var(--color-gold-400);
  border-color: var(--color-gold-400);
  color: var(--color-navy-900);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(201, 168, 76, 0.3);
}

.btn--outline {
  background: transparent;
  color: var(--color-white);
  border-color: var(--color-gold-500);
}

.btn--outline:hover {
  background-color: var(--color-gold-500);
  color: var(--color-navy-900);
  transform: translateY(-2px);
}

.btn--outline-dark {
  background: transparent;
  color: var(--color-navy-900);
  border-color: var(--color-navy-900);
}

.btn--outline-dark:hover {
  background-color: var(--color-navy-900);
  color: var(--color-white);
}

.btn--lg {
  padding: 1rem 2.5rem;
  font-size: 1.05rem;
}

.btn--white {
  background-color: var(--color-white);
  color: var(--color-navy-900);
  border-color: var(--color-white);
}

.btn--white:hover {
  background-color: transparent;
  color: var(--color-white);
}

/* ---------- Header & Navigation ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: transparent;
  transition: all var(--transition);
  padding: var(--space-sm) 0;
}

.header--scrolled {
  background-color: rgba(10, 22, 40, 0.97);
  backdrop-filter: blur(10px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  padding: 0.5rem 0;
}

.header__container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-gold-500);
  text-decoration: none;
  z-index: 1001;
}

.header__logo-img {
  width: 44px;
  height: 44px;
  object-fit: contain;
  flex-shrink: 0;
}

.header__logo-icon {
  width: 40px;
  height: 40px;
  background: var(--color-gold-500);
  color: var(--color-navy-900);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  flex-shrink: 0;
}

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

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

.nav__list a {
  color: var(--color-white);
  font-size: 0.925rem;
  font-weight: 500;
  position: relative;
  padding: 0.25rem 0;
}

.nav__list a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold-500);
  transition: width var(--transition);
}

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

.nav__list a.active {
  color: var(--color-gold-500);
}

.nav__cta {
  margin-left: var(--space-sm);
}

/* Hamburger Menu */
.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.is-active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.is-active span:nth-child(2) {
  opacity: 0;
}

.hamburger.is-active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Nav */
@media (max-width: 1023px) {
  .header__nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background-color: var(--color-navy-800);
    flex-direction: column;
    justify-content: center;
    gap: var(--space-lg);
    transition: right 0.35s ease;
    box-shadow: -5px 0 30px rgba(0, 0, 0, 0.3);
  }

  .header__nav.nav--open {
    right: 0;
  }

  .nav__list {
    flex-direction: column;
    gap: var(--space-lg);
    text-align: center;
  }

  .nav__list a {
    font-size: 1.1rem;
  }

  .nav__cta {
    margin-left: 0;
  }
}

@media (min-width: 1024px) {
  .hamburger {
    display: none;
  }
}

/* ---------- Hero Section ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-color: var(--color-navy-900);
  color: var(--color-white);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.05) 0%, transparent 70%);
  border-radius: 50%;
}

.hero__container {
  position: relative;
  z-index: 2;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 6rem var(--space-md) var(--space-xl);
}

.hero__content {
  max-width: 650px;
}

.hero__overline {
  display: inline-block;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-gold-500);
  margin-bottom: var(--space-md);
}

.hero__title {
  font-size: clamp(2.25rem, 5.5vw, 4rem);
  line-height: 1.15;
  margin-bottom: var(--space-md);
  color: var(--color-white);
}

.hero__title span {
  color: var(--color-gold-500);
}

.hero__description {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--color-gray-300);
  margin-bottom: var(--space-lg);
  max-width: 520px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hero__trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.9rem;
  color: var(--color-gray-400);
}

.hero__trust-item .trust-icon {
  font-size: 1.25rem;
  color: var(--color-gold-500);
}

/* Page Hero (smaller, for inner pages) */
.page-hero {
  background-color: var(--color-navy-900);
  color: var(--color-white);
  padding: 8rem 0 var(--space-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: -30%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(201, 168, 76, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.page-hero__title {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.page-hero__subtitle {
  color: var(--color-gray-300);
  font-size: 1.1rem;
  max-width: 550px;
  margin: 0 auto;
}

/* ---------- Value Proposition ---------- */
.value-card {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  transition: transform var(--transition), box-shadow var(--transition);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.value-card__icon {
  width: 64px;
  height: 64px;
  margin: 0 auto var(--space-md);
  background: var(--color-gold-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.value-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-navy-900);
}

.value-card p {
  color: var(--color-gray-600);
  font-size: 0.95rem;
}

/* ---------- Service Cards ---------- */
.service-card {
  background: var(--color-white);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  border-top: 3px solid var(--color-gold-500);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.service-card__body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.service-card__icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.service-card h3 {
  margin-bottom: var(--space-sm);
  color: var(--color-navy-900);
}

.service-card p {
  color: var(--color-gray-600);
  font-size: 0.95rem;
  margin-bottom: var(--space-md);
  flex: 1;
}

.service-card__link {
  font-weight: 600;
  font-size: 0.925rem;
  color: var(--color-gold-500);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap var(--transition);
}

.service-card__link:hover {
  gap: 8px;
  color: var(--color-navy-900);
}

/* Service Detail (services.html) */
.service-detail {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  border-left: 4px solid var(--color-gold-500);
}

@media (min-width: 768px) {
  .service-detail {
    grid-template-columns: auto 1fr;
  }
}

.service-detail__icon {
  font-size: 3rem;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.service-detail__content h3 {
  color: var(--color-navy-900);
  margin-bottom: var(--space-xs);
}

.service-detail__content p {
  color: var(--color-gray-600);
  margin-bottom: var(--space-sm);
}

.service-detail__list {
  list-style: none;
  padding: 0;
}

.service-detail__list li {
  padding: 0.35rem 0;
  color: var(--color-gray-600);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.service-detail__list li::before {
  content: '✓';
  color: var(--color-gold-500);
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- Pricing Table ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  align-items: start;
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.pricing-card {
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  text-align: center;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  border: 2px solid transparent;
  transition: transform var(--transition), box-shadow var(--transition);
  position: relative;
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

.pricing-card--featured {
  border-color: var(--color-gold-500);
  transform: scale(1.02);
  z-index: 1;
}

.pricing-card--featured:hover {
  transform: scale(1.02) translateY(-4px);
}

.pricing-card__badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-gold-500);
  color: var(--color-navy-900);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.3rem 1.25rem;
  border-radius: 20px;
  white-space: nowrap;
}

.pricing-card__name {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-navy-900);
  margin-bottom: var(--space-sm);
}

.pricing-card__price {
  font-family: var(--font-heading);
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-navy-900);
  margin-bottom: var(--space-xs);
}

.pricing-card__price span {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-gray-600);
}

.pricing-card__description {
  color: var(--color-gray-600);
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

.pricing-card__features {
  list-style: none;
  text-align: left;
  margin-bottom: var(--space-lg);
}

.pricing-card__features li {
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-off-white);
  font-size: 0.925rem;
  color: var(--color-gray-600);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.pricing-card__features li::before {
  content: '✓';
  color: var(--color-success);
  font-weight: 700;
  flex-shrink: 0;
}

/* ---------- Testimonials ---------- */
.testimonial-card {
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  font-family: var(--font-heading);
  font-size: 4rem;
  line-height: 1;
  color: var(--color-gold-300);
  opacity: 0.5;
}

.testimonial-card__text {
  font-family: var(--font-heading);
  font-style: italic;
  font-size: 1.05rem;
  color: var(--color-navy-900);
  margin-bottom: var(--space-md);
  padding-top: var(--space-md);
  line-height: 1.6;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-navy-800);
  color: var(--color-gold-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
}

.testimonial-card__name {
  font-weight: 600;
  color: var(--color-navy-900);
  font-size: 0.95rem;
}

.testimonial-card__role {
  color: var(--color-gray-600);
  font-size: 0.85rem;
}

/* ---------- About / Founder ---------- */
.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
  align-items: center;
}

@media (min-width: 768px) {
  .about-content {
    grid-template-columns: 1fr 1fr;
  }
}

.about-content__image {
  width: 100%;
  aspect-ratio: 1;
  max-width: 380px;
  margin: 0 auto;
  background: var(--color-navy-700);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  color: var(--color-gold-500);
  overflow: hidden;
}

.about-content__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--border-radius);
}

.about-content__text h2 {
  margin-bottom: var(--space-md);
  text-align: left;
}

.about-content__text h2 .title-accent {
  margin-left: 0;
}

.about-content__text p {
  color: var(--color-gray-600);
  margin-bottom: var(--space-sm);
}

.about-content__credentials {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-top: var(--space-md);
}

.credential {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.9rem;
  color: var(--color-navy-900);
  font-weight: 500;
}

.credential__icon {
  color: var(--color-gold-500);
  font-size: 1.25rem;
}

/* ---------- CTA Strip ---------- */
.cta-strip {
  background: var(--color-navy-800);
  color: var(--color-white);
  text-align: center;
  padding: var(--space-xl) var(--space-md);
  position: relative;
  overflow: hidden;
}

.cta-strip::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--color-gold-500), transparent);
}

.cta-strip h2 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
}

.cta-strip p {
  color: var(--color-gray-300);
  margin-bottom: var(--space-lg);
  font-size: 1.05rem;
}

.cta-strip .btn {
  margin: 0 var(--space-xs);
}

/* ---------- Booking Form ---------- */
.booking-form {
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  max-width: 720px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.4rem;
  color: var(--color-navy-900);
}

.form-group label .required {
  color: var(--color-error);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-navy-900);
  background: var(--color-off-white);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--border-radius-sm);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-gold-500);
  box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.15);
}

.form-group input.invalid,
.form-group select.invalid,
.form-group textarea.invalid {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.1);
}

.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
  border-color: var(--color-success);
}

.form-error {
  display: none;
  color: var(--color-error);
  font-size: 0.825rem;
  margin-top: 0.35rem;
}

.form-error.visible {
  display: block;
}

.form-char-count {
  text-align: right;
  font-size: 0.825rem;
  color: var(--color-gray-400);
  margin-top: 0.25rem;
}

/* Honeypot (hidden from users, visible to bots) */
.form-hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: var(--space-lg);
  right: var(--space-lg);
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--border-radius);
  color: var(--color-white);
  font-weight: 500;
  font-size: 0.95rem;
  z-index: 9999;
  transform: translateX(120%);
  transition: transform 0.35s ease;
  max-width: 400px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.toast--visible {
  transform: translateX(0);
}

.toast--success {
  background-color: var(--color-success);
}

.toast--error {
  background-color: var(--color-error);
}

/* ---------- Timeline (Booking page) ---------- */
.timeline {
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-gold-500);
}

.timeline__item {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
  position: relative;
}

.timeline__step {
  width: 50px;
  height: 50px;
  background: var(--color-gold-500);
  color: var(--color-navy-900);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.25rem;
  flex-shrink: 0;
  z-index: 2;
}

.timeline__content h4 {
  margin-bottom: 0.25rem;
  color: var(--color-navy-900);
}

.timeline__content p {
  color: var(--color-gray-600);
  font-size: 0.95rem;
}

/* ---------- Case Studies ---------- */
.case-study {
  background: var(--color-white);
  border-radius: var(--border-radius);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
  border-left: 4px solid var(--color-gold-500);
}

.case-study__header {
  margin-bottom: var(--space-md);
}

.case-study__industry {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-gold-500);
  background: var(--color-gold-100);
  padding: 0.2rem 0.75rem;
  border-radius: 20px;
  margin-bottom: var(--space-sm);
}

.case-study h3 {
  color: var(--color-navy-900);
  margin-bottom: var(--space-xs);
}

.case-study__result {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-gold-500);
  margin-bottom: var(--space-md);
}

.case-study__sections {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .case-study__sections {
    grid-template-columns: repeat(3, 1fr);
  }
}

.case-study__section h4 {
  color: var(--color-navy-900);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 0.35rem;
}

.case-study__section p {
  color: var(--color-gray-600);
  font-size: 0.925rem;
}

/* ---------- FAQ Accordion ---------- */
.faq {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--color-gray-300);
}

.faq-question {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
  padding: var(--space-md) 0;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-navy-900);
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  gap: var(--space-sm);
  transition: color var(--transition);
}

.faq-question:hover {
  color: var(--color-gold-500);
}

.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--color-gold-500);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--color-gold-500);
  transition: all var(--transition);
}

.faq-question[aria-expanded="true"] .faq-icon {
  background: var(--color-gold-500);
  color: var(--color-navy-900);
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
}

.faq-answer.is-open {
  max-height: 500px;
  padding-bottom: var(--space-md);
}

.faq-answer p {
  color: var(--color-gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
  padding: 0;
}

/* ---------- Contact Alternatives ---------- */
.contact-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 768px) {
  .contact-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.contact-card {
  text-align: center;
  padding: var(--space-lg);
  background: var(--color-white);
  border-radius: var(--border-radius);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.contact-card__icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.contact-card h4 {
  margin-bottom: var(--space-xs);
  color: var(--color-navy-900);
}

.contact-card p {
  color: var(--color-gray-600);
  font-size: 0.925rem;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--color-navy-900);
  color: var(--color-white);
  padding: var(--space-xl) 0 var(--space-md);
  border-top: 3px solid var(--color-gold-500);
}

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

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer__about {
  max-width: 360px;
}

.footer__about .header__logo {
  margin-bottom: var(--space-sm);
}

.footer__about p {
  color: var(--color-gray-400);
  font-size: 0.9rem;
  line-height: 1.7;
}

.footer h4 {
  color: var(--color-white);
  margin-bottom: var(--space-sm);
  font-family: var(--font-heading);
}

.footer__links a {
  display: block;
  color: var(--color-gray-400);
  font-size: 0.9rem;
  padding: 0.3rem 0;
  transition: color var(--transition);
}

.footer__links a:hover {
  color: var(--color-gold-500);
}

.footer__contact p {
  color: var(--color-gray-400);
  font-size: 0.9rem;
  margin-bottom: var(--space-xs);
}

.footer__contact .contact-icon {
  margin-right: var(--space-xs);
  color: var(--color-gold-500);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--space-md);
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.85rem;
  color: var(--color-gray-600);
}

.footer__bottom a {
  color: var(--color-gray-400);
}

/* ---------- Scroll Animations ---------- */
.animate {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for card grids */
.animate-delay-1 { transition-delay: 0.1s; }
.animate-delay-2 { transition-delay: 0.2s; }
.animate-delay-3 { transition-delay: 0.3s; }
.animate-delay-4 { transition-delay: 0.4s; }

/* ---------- Success Message ---------- */
.success-message {
  display: none;
  text-align: center;
  padding: var(--space-xl);
}

.success-message.visible {
  display: block;
}

.success-message__icon {
  font-size: 4rem;
  margin-bottom: var(--space-md);
}

.success-message h3 {
  color: var(--color-navy-900);
  margin-bottom: var(--space-sm);
}

.success-message p {
  color: var(--color-gray-600);
}

/* ---------- Utility ---------- */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-sm); }
.mt-2 { margin-top: var(--space-md); }
.mt-3 { margin-top: var(--space-lg); }
.mb-1 { margin-bottom: var(--space-sm); }
.mb-2 { margin-bottom: var(--space-md); }
.mb-3 { margin-bottom: var(--space-lg); }