/* ====================================================
   C & G Cleaning Service LLC — Design System & Styles
   ==================================================== */

/* --- Design Tokens --- */
:root {
  /* Type Scale */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.95rem + 0.25vw, 1.125rem);
  --text-lg:   clamp(1.125rem, 1rem    + 0.75vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1.2rem  + 1.25vw, 2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);

  /* Spacing (4px base) */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Fonts */
  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body: 'General Sans', 'Helvetica Neue', sans-serif;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  /* Transitions */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;
}

/* --- Light Mode (default) --- */
:root, [data-theme="light"] {
  /* Surfaces — clean white/light gray */
  --color-bg:             #ffffff;
  --color-surface:        #f8fafa;
  --color-surface-2:      #f0f5f5;
  --color-surface-offset: #e8eeee;
  --color-divider:        #dce5e5;
  --color-border:         #c9d5d5;

  /* Text */
  --color-text:           #1a2b2b;
  --color-text-muted:     #5a6e6e;
  --color-text-faint:     #8fa3a3;
  --color-text-inverse:   #ffffff;

  /* Primary — Fresh Teal */
  --color-primary:        #0d9488;
  --color-primary-hover:  #0a7c72;
  --color-primary-active: #086b62;
  --color-primary-light:  #ccfbf1;
  --color-primary-subtle: #e6faf7;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(13, 148, 136, 0.06);
  --shadow-md: 0 4px 12px rgba(13, 148, 136, 0.08);
  --shadow-lg: 0 12px 32px rgba(13, 148, 136, 0.12);
}

/* --- Dark Mode --- */
[data-theme="dark"] {
  --color-bg:             #0f1a1a;
  --color-surface:        #152222;
  --color-surface-2:      #1a2b2b;
  --color-surface-offset: #1f3333;
  --color-divider:        #253b3b;
  --color-border:         #2f4a4a;

  --color-text:           #d4e4e4;
  --color-text-muted:     #8aadad;
  --color-text-faint:     #5a7d7d;
  --color-text-inverse:   #0f1a1a;

  --color-primary:        #2dd4bf;
  --color-primary-hover:  #5eead4;
  --color-primary-active: #14b8a6;
  --color-primary-light:  #1a3333;
  --color-primary-subtle: #152b2b;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #0f1a1a;
    --color-surface:        #152222;
    --color-surface-2:      #1a2b2b;
    --color-surface-offset: #1f3333;
    --color-divider:        #253b3b;
    --color-border:         #2f4a4a;
    --color-text:           #d4e4e4;
    --color-text-muted:     #8aadad;
    --color-text-faint:     #5a7d7d;
    --color-text-inverse:   #0f1a1a;
    --color-primary:        #2dd4bf;
    --color-primary-hover:  #5eead4;
    --color-primary-active: #14b8a6;
    --color-primary-light:  #1a3333;
    --color-primary-subtle: #152b2b;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.5);
  }
}

/* ====================================================
   LAYOUT
   ==================================================== */

.container {
  width: 100%;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-10); }
}

/* ====================================================
   BUTTONS
   ==================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  border: none;
  white-space: nowrap;
  line-height: 1;
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--text-sm);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
}

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

.btn--primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.btn--primary:hover {
  background: var(--color-primary-hover);
}
.btn--primary:active {
  background: var(--color-primary-active);
}

.btn--outline {
  background: transparent;
  color: var(--color-text-inverse);
  border: 2px solid rgba(255,255,255,0.4);
}
.btn--outline:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.7);
}

.btn--white {
  background: #ffffff;
  color: var(--color-primary);
}
.btn--white:hover {
  background: #f0fdfa;
}

/* ====================================================
   HEADER
   ==================================================== */

.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: oklch(from var(--color-bg) l c h / 0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s ease;
}

.header--scrolled {
  box-shadow: var(--shadow-sm);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--content-wide);
  margin-inline: auto;
  padding: var(--space-3) var(--space-6);
}

@media (min-width: 768px) {
  .header__inner { padding: var(--space-3) var(--space-10); }
}

.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}

.header__logo svg {
  flex-shrink: 0;
}

.header__logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  letter-spacing: -0.01em;
}

.header__nav {
  display: none;
  align-items: center;
  gap: var(--space-8);
}

@media (min-width: 768px) {
  .header__nav { display: flex; }
}

.header__link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  text-decoration: none;
}
.header__link:hover {
  color: var(--color-primary);
}

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

.header__cta {
  display: none;
}

@media (min-width: 768px) {
  .header__cta { display: inline-flex; }
}

.header__toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: var(--color-text);
  border-radius: var(--radius-md);
}

@media (min-width: 768px) {
  .header__toggle { display: none; }
}

.header__toggle:hover {
  background: var(--color-surface);
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  padding: var(--space-6);
  border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
}

.mobile-menu--open {
  display: block;
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.mobile-menu__link {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  padding: var(--space-2) 0;
}
.mobile-menu__link:hover { color: var(--color-primary); }

.mobile-menu__cta {
  width: 100%;
}

/* ====================================================
   HERO
   ==================================================== */

.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero { min-height: 90vh; }
}

.hero__bg {
  position: absolute;
  inset: 0;
}

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

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(15, 26, 26, 0.3) 0%,
    rgba(15, 26, 26, 0.55) 50%,
    rgba(15, 26, 26, 0.75) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 780px;
  padding: var(--space-6);
  text-align: center;
}

.hero__eyebrow {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-4);
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-3xl);
  color: #ffffff;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-6);
  line-height: 1.05;
}

.hero__title-accent {
  color: #5eead4;
}

.hero__subtitle {
  font-size: var(--text-base);
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.7;
}

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

@media (min-width: 480px) {
  .hero__actions {
    flex-direction: row;
    justify-content: center;
  }
}

.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.5);
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ====================================================
   SECTION COMMON
   ==================================================== */

.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

.section-label {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
}

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-2xl);
  color: var(--color-text);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

.section-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 560px;
  margin-inline: auto;
}

/* ====================================================
   SERVICES
   ==================================================== */

.services {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
  background: var(--color-bg);
}

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .services__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .services__grid { grid-template-columns: repeat(3, 1fr); }
}

.service-card {
  padding: var(--space-8);
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-divider);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

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

.service-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--color-primary-subtle);
  border-radius: var(--radius-lg);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}

.service-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ====================================================
   WHY CHOOSE US
   ==================================================== */

.why-us {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
  background: var(--color-surface);
}

.why-us__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 640px) {
  .why-us__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 960px) {
  .why-us__grid { grid-template-columns: repeat(3, 1fr); }
}

.why-us__item {
  padding: var(--space-6);
}

.why-us__number {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-2xl);
  color: var(--color-primary);
  opacity: 0.2;
  margin-bottom: var(--space-3);
  line-height: 1;
}

.why-us__item-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.why-us__item-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ====================================================
   SERVICE AREA
   ==================================================== */

.areas {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
  background: var(--color-bg);
}

.areas__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
  align-items: center;
}

@media (min-width: 768px) {
  .areas__layout { grid-template-columns: 1.2fr 1fr; }
}

.areas__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
}

.areas__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2) var(--space-8);
  list-style: none;
  margin-bottom: var(--space-6);
}

@media (min-width: 480px) {
  .areas__list { grid-template-columns: repeat(3, 1fr); }
}

.areas__list li {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-divider);
}

.areas__note {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  font-style: italic;
}

.areas__visual {
  display: flex;
  justify-content: center;
}

.areas__map-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 280px;
  height: 280px;
  background: var(--color-primary-subtle);
  border: 2px dashed var(--color-primary);
  border-radius: 50%;
  text-align: center;
  opacity: 0.9;
}

.areas__map-icon {
  margin-bottom: var(--space-4);
}

.areas__map-label {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-primary);
}

.areas__map-sub {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ====================================================
   CTA BAND
   ==================================================== */

.cta-band {
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  background: var(--color-primary);
}

.cta-band__inner {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
}

.cta-band__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  color: #ffffff;
  margin-bottom: var(--space-3);
}

.cta-band__desc {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-8);
  margin-inline: auto;
}

/* ====================================================
   CONTACT
   ==================================================== */

.contact {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
  background: var(--color-surface);
}

.contact__layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-12);
}

@media (min-width: 768px) {
  .contact__layout { grid-template-columns: 1fr 1.1fr; }
}

.contact__desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
}

.contact__details {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.contact__detail {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact__detail svg {
  flex-shrink: 0;
  margin-top: 2px;
}

.contact__detail-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-1);
}

.contact__detail-value {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

a.contact__detail-value:hover {
  color: var(--color-primary);
}

/* Form */
.contact__form-wrapper {
  background: var(--color-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  border: 1px solid var(--color-divider);
}

.contact__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 480px) {
  .form-row { grid-template-columns: 1fr 1fr; }
}

.form-group label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  padding: var(--space-3) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: var(--color-text);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.12);
}

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

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%235a6e6e' stroke-width='2' stroke-linecap='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-10);
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.contact__form-note {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  text-align: center;
}

/* ====================================================
   FOOTER
   ==================================================== */

.footer {
  padding-block: var(--space-16) var(--space-8);
  background: var(--color-bg);
  border-top: 1px solid var(--color-divider);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}

@media (min-width: 768px) {
  .footer__inner { grid-template-columns: 1.5fr 2fr; }
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  margin-bottom: var(--space-3);
}

.footer__tagline {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

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

@media (min-width: 640px) {
  .footer__links { grid-template-columns: repeat(3, 1fr); }
}

.footer__col {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__col-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.footer__col a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer__col a:hover { color: var(--color-primary); }

.footer__text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  text-align: center;
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__credits {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

.footer__credits a {
  color: var(--color-text-muted);
  text-decoration: none;
}
.footer__credits a:hover { color: var(--color-primary); }

.footer__sep {
  margin-inline: var(--space-2);
  opacity: 0.5;
}

/* ====================================================
   MOBILE CALL BAR
   ==================================================== */

.mobile-call-bar {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 90;
  background: var(--color-primary);
  padding: var(--space-3) var(--space-6);
  box-shadow: 0 -2px 12px rgba(0,0,0,0.15);
}

@media (max-width: 767px) {
  .mobile-call-bar { display: block; }
}

.mobile-call-bar__link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  color: #ffffff;
  font-weight: 700;
  font-size: var(--text-base);
  text-decoration: none;
  padding: var(--space-2) 0;
}

/* Add bottom padding on mobile so content isn't hidden by sticky bar */
@media (max-width: 767px) {
  .footer { padding-bottom: 5rem; }
}

/* ====================================================
   SCROLL ANIMATIONS
   ==================================================== */

.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}