/* =============================================
   PT. Konstruksi Andalan – Main Stylesheet
   Author: Senior UI/UX Developer
   Version: 1.0.0
   ============================================= */

/* =============================================
   1. CSS CUSTOM PROPERTIES (VARIABLES)
   ============================================= */
:root {
  /* Brand Colors */
  --color-primary:        #E8A317;
  --color-primary-dark:   #c98a10;
  --color-primary-light:  #fef3dc;
  --color-secondary:      #1A2E44;
  --color-secondary-dark: #0f1d2c;
  --color-accent:         #25D366;   /* WhatsApp green */
  --color-accent-dark:    #1da851;

  /* Neutral Colors */
  --color-white:          #FFFFFF;
  --color-gray-50:        #F8F9FA;
  --color-gray-100:       #F1F3F5;
  --color-gray-200:       #E9ECEF;
  --color-gray-300:       #DEE2E6;
  --color-gray-400:       #CED4DA;
  --color-gray-500:       #ADB5BD;
  --color-gray-600:       #6C757D;
  --color-gray-700:       #495057;
  --color-gray-800:       #343A40;
  --color-gray-900:       #212529;
  --color-black:          #0D1117;

  /* Typography */
  --font-primary:   'Plus Jakarta Sans', 'Inter', system-ui, -apple-system, sans-serif;
  --font-secondary: 'Inter', system-ui, -apple-system, sans-serif;

  --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;
  --text-6xl:   3.75rem;

  --font-light:      300;
  --font-regular:    400;
  --font-medium:     500;
  --font-semibold:   600;
  --font-bold:       700;
  --font-extrabold:  800;

  --leading-tight:   1.25;
  --leading-snug:    1.375;
  --leading-normal:  1.5;
  --leading-relaxed: 1.625;
  --leading-loose:   2;

  /* Spacing */
  --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;

  /* Layout */
  --container-max:    1280px;
  --container-pad-x:  1.5rem;
  --header-height:    80px;

  /* Borders */
  --radius-sm:   0.25rem;
  --radius-md:   0.5rem;
  --radius-lg:   0.75rem;
  --radius-xl:   1rem;
  --radius-2xl:  1.5rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md:  0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg:  0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl:  0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;
}

/* =============================================
   2. CSS RESET & BASE
   ============================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-secondary);
  font-size: var(--text-base);
  font-weight: var(--font-regular);
  line-height: var(--leading-relaxed);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-base);
}

ul, ol {
  list-style: none;
}

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

address {
  font-style: normal;
}

/* Focus styles for accessibility */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* =============================================
   3. LAYOUT UTILITIES
   ============================================= */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad-x);
}

.section {
  padding-block: var(--space-20);
}

.section--gray {
  background-color: var(--color-gray-50);
}

/* Section Header */
.section__header {
  text-align: center;
  max-width: 680px;
  margin-inline: auto;
  margin-bottom: var(--space-16);
}

.section__label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background-color: var(--color-primary-light);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}

.section__title {
  font-family: var(--font-primary);
  font-size: clamp(var(--text-2xl), 3.5vw, var(--text-4xl));
  font-weight: var(--font-bold);
  color: var(--color-secondary);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
}

/* =============================================
   4. BUTTONS
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  line-height: 1;
  border-radius: var(--radius-lg);
  border: 2px solid transparent;
  cursor: pointer;
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base),
    transform var(--transition-fast),
    box-shadow var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
}

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

.btn:active {
  transform: translateY(0);
}

.btn--lg {
  padding: 1rem 2rem;
  font-size: var(--text-lg);
  border-radius: var(--radius-xl);
}

.btn--sm {
  padding: 0.5rem 1rem;
  font-size: var(--text-sm);
}

/* Primary */
.btn--primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  box-shadow: 0 4px 14px 0 rgb(232 163 23 / 0.4);
}
.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  box-shadow: 0 6px 20px 0 rgb(232 163 23 / 0.5);
  color: var(--color-white);
}

/* WhatsApp */
.btn--wa {
  background-color: var(--color-accent);
  color: var(--color-white);
  border-color: var(--color-accent);
  box-shadow: 0 4px 14px 0 rgb(37 211 102 / 0.4);
}
.btn--wa:hover {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  box-shadow: 0 6px 20px 0 rgb(37 211 102 / 0.5);
  color: var(--color-white);
}

/* Outline */
.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
  border-width: 1px;
}
.btn--outline:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
  border-color: transparent
}

/* Outline White */
.btn--outline-white {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}
.btn--outline-white:hover {
  background-color: var(--color-white);
  color: var(--color-secondary);
}

/* Button Icon */
.btn__icon {
  width: 1.25em;
  height: 1.25em;
  flex-shrink: 0;
}

/* =============================================
   5. HEADER
   ============================================= */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  background-color: var(--color-white);
  border-bottom: 1px solid var(--color-gray-100);
  box-shadow: var(--shadow-sm);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
  box-shadow: var(--shadow-md);
  background-color: rgb(255 255 255 / 0.97);
  backdrop-filter: blur(8px);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-6);
}

/* Logo */
.header__logo,
.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
  text-decoration: none;
}

.logo__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.logo__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo__brand {
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-bold);
  color: var(--color-secondary);
  letter-spacing: -0.01em;
}

.logo__tagline {
  font-family: var(--font-primary);
  font-size: var(--text-lg);
  font-weight: var(--font-extrabold);
  color: var(--color-secondary);
  letter-spacing: -0.02em;
}

/* Navigation */
.header__nav {
  flex: 1;
  display: flex;
  justify-content: center;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav__link {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  color: var(--color-gray-700);
  border-radius: var(--radius-md);
  transition: color var(--transition-base), background-color var(--transition-base);
  white-space: nowrap;
}

.nav__link:hover,
.nav__link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

/* Header CTA */
.header__cta {
  flex-shrink: 0;
  padding: 0.625rem 1.25rem;
  font-size: var(--text-sm);
  border-radius: var(--radius-lg);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-md);
  flex-shrink: 0;
  transition: background-color var(--transition-base);
}

.hamburger:hover {
  background-color: var(--color-gray-100);
}

.hamburger__line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: var(--color-secondary);
  border-radius: var(--radius-full);
  transition:
    transform var(--transition-base),
    opacity var(--transition-base),
    width var(--transition-base);
  transform-origin: center;
}

/* Hamburger Active State */
.hamburger.is-active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.is-active .hamburger__line:nth-child(2) {
  opacity: 0;
  width: 0;
}
.hamburger.is-active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* =============================================
   6. HERO SECTION
   ============================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-height);
  overflow: hidden;
}

.hero__bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
}

.hero__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgb(10 18 30 / 0.88) 0%,
    rgb(10 18 30 / 0.70) 50%,
    rgb(10 18 30 / 0.55) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  padding-block: var(--space-20);
  max-width: 1250px;
}

/* Badge */
.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background-color: rgb(232 163 23 / 0.15);
  border: 1px solid rgb(232 163 23 / 0.4);
  color: var(--color-primary);
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  letter-spacing: 0.02em;
}

.badge__dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(1.3); }
}

/* Hero Titles */
.hero__title {
  font-family: var(--font-primary);
  font-size: clamp(var(--text-3xl), 5.5vw, var(--text-6xl));
  font-weight: var(--font-extrabold);
  color: var(--color-white);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}

.hero__title--highlight {
  color: var(--color-primary);
}

.hero__subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: rgb(255 255 255 / 0.85);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-10);
  max-width: 640px;
}

/* Hero Actions */
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-bottom: var(--space-16);
}

/* Hero Stats */
.hero__stats {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-6);
  padding: var(--space-6) var(--space-8);
  background-color: rgb(255 255 255 / 0.07);
  backdrop-filter: blur(10px);
  border: 1px solid rgb(255 255 255 / 0.12);
  border-radius: var(--radius-xl);
  width: fit-content;
}

.hero__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  min-width: 80px;
}

.stat__number {
  font-family: var(--font-primary);
  font-size: var(--text-3xl);
  font-weight: var(--font-extrabold);
  color: var(--color-primary);
  line-height: 1;
}

.stat__label {
  font-size: var(--text-xs);
  color: rgb(255 255 255 / 0.75);
  margin-top: var(--space-1);
  font-weight: var(--font-medium);
  white-space: nowrap;
}

.hero__stat-divider {
  width: 1px;
  height: 40px;
  background-color: rgb(255 255 255 / 0.2);
  flex-shrink: 0;
}

/* =============================================
   7. ABOUT SECTION
   ============================================= */
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.about__image-wrap {
  position: relative;
}

.about__image {
  width: 100%;
  height: 560px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
}

.about__image-badge {
  position: absolute;
  bottom: var(--space-8);
  left: calc(-1 * var(--space-8));
  background-color: var(--color-secondary);
  color: var(--color-white);
  padding: var(--space-5) var(--space-6);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  border: 3px solid var(--color-primary);
}

.about__image-badge strong {
  font-family: var(--font-primary);
  font-size: var(--text-4xl);
  font-weight: var(--font-extrabold);
  color: var(--color-primary);
  line-height: 1;
}

.about__image-badge span {
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  color: rgb(255 255 255 / 0.8);
  margin-top: var(--space-1);
  line-height: 1.3;
}

.about__content .section__label {
  display: inline-block;
  margin-bottom: var(--space-4);
}

.about__content .section__title {
  text-align: left;
  margin-bottom: var(--space-5);
}

.about__desc {
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-4);
}

.about__checks {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  margin-top: var(--space-6);
}

.about__check {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-base);
  color: var(--color-gray-700);
  font-weight: var(--font-medium);
}

.check__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--font-bold);
  flex-shrink: 0;
}

/* =============================================
   8. SERVICES SECTION
   ============================================= */
.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition:
    border-color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-dark));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-xl);
  transform: translateY(-6px);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__icon {
  width: 56px;
  height: 56px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.service-card__icon svg {
  width: 100%;
  height: 100%;
}

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

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
  flex: 1;
}

.service-card__link {
  font-size: var(--text-sm);
  font-weight: var(--font-semibold);
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  margin-top: auto;
  transition: gap var(--transition-base), color var(--transition-base);
}

.service-card__link:hover {
  color: var(--color-primary-dark);
  gap: var(--space-2);
}

/* =============================================
   9. PORTFOLIO SECTION
   ============================================= */
.portfolio__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.portfolio-card {
  background-color: var(--color-white);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2xl);
}

.portfolio-card__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.portfolio-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-card:hover .portfolio-card__img {
  transform: scale(1.06);
}

.portfolio-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background-color: rgb(26 46 68 / 0.85);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.badge__pin {
  width: 12px;
  height: 12px;
  color: var(--color-primary);
  flex-shrink: 0;
}

.portfolio-card__body {
  padding: var(--space-5) var(--space-6);
}

.portfolio-card__title {
  font-family: var(--font-primary);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-secondary);
  margin-bottom: var(--space-1);
}

.portfolio-card__meta {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

.portfolio__cta-wrap {
  text-align: center;
  margin-top: var(--space-12);
}

/* =============================================
   10. WHY CHOOSE US SECTION
   ============================================= */
.why__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

/* Last item centers in 3-col grid when 5 items */
.why__grid > :nth-child(4) { grid-column: 1; }
.why__grid > :nth-child(5) { grid-column: 2; }

.why-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.why-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.why-card__icon {
  width: 52px;
  height: 52px;
  color: var(--color-primary);
  margin-bottom: var(--space-5);
}

.why-card__icon svg {
  width: 100%;
  height: 100%;
}

.why-card__title {
  font-family: var(--font-primary);
  font-size: var(--text-lg);
  font-weight: var(--font-bold);
  color: var(--color-secondary);
  margin-bottom: var(--space-3);
}

.why-card__desc {
  font-size: var(--text-sm);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
}

/* =============================================
   11. TESTIMONIALS SECTION
   ============================================= */
.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.testimonial-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
  position: relative;
}

.testimonial-card::before {
  content: '"';
  position: absolute;
  top: var(--space-5);
  right: var(--space-6);
  font-family: Georgia, serif;
  font-size: 80px;
  color: var(--color-primary);
  opacity: 0.15;
  line-height: 1;
  pointer-events: none;
}

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

.testimonial-card__stars {
  color: var(--color-primary);
  font-size: var(--text-xl);
  letter-spacing: 2px;
}

.testimonial-card__text {
  font-size: var(--text-base);
  color: var(--color-gray-700);
  line-height: var(--leading-relaxed);
  font-style: italic;
  flex: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-gray-100);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--color-primary);
}

.testimonial-card__info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.testimonial-card__name {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-secondary);
  font-style: normal;
}

.testimonial-card__location {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

/* =============================================
   12. FAQ SECTION
   ============================================= */
.faq__inner {
  display: grid;
  grid-template-columns: 1fr 1.6fr;
  gap: var(--space-16);
  align-items: start;
}

.faq__content .section__label {
  display: inline-block;
  margin-bottom: var(--space-4);
}

.faq__content .section__title {
  text-align: left;
  margin-bottom: var(--space-4);
}

.faq__subtitle {
  text-align: left;
  margin-bottom: var(--space-8);
}

.faq__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.faq-item.is-open {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgb(232 163 23 / 0.1);
}

.faq-item__question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-5) var(--space-6);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-semibold);
  color: var(--color-secondary);
  text-align: left;
  cursor: pointer;
  transition: color var(--transition-base), background-color var(--transition-base);
}

.faq-item__question:hover {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.faq-item.is-open .faq-item__question {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.faq-item__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
  color: var(--color-primary);
}

.faq-item__icon svg {
  width: 18px;
  height: 18px;
}

.faq-item.is-open .faq-item__icon {
  transform: rotate(180deg);
}

.faq-item__answer {
  padding: 0 var(--space-6);
  overflow: hidden;
  max-height: 0;
  transition: max-height var(--transition-slow), padding var(--transition-base);
}

.faq-item__answer:not([hidden]) {
  display: block;
  max-height: 600px;
  padding: var(--space-2) var(--space-6) var(--space-6);
}

.faq-item__answer p {
  font-size: var(--text-base);
  color: var(--color-gray-600);
  line-height: var(--leading-relaxed);
}

/* =============================================
   13. CTA SECTION
   ============================================= */
.cta-section {
  position: relative;
  overflow: hidden;
  padding-block: var(--space-24);
  text-align: center;
}

.cta-section__bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 0;
}

.cta-section__bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgb(10 18 30 / 0.92) 0%, rgb(26 46 68 / 0.88) 100%);
  z-index: 1;
}

.cta-section__content {
  position: relative;
  z-index: 2;
}

.cta-section__label {
  background-color: rgb(232 163 23 / 0.2);
  border: 1px solid rgb(232 163 23 / 0.4);
  color: var(--color-primary);
  margin-bottom: var(--space-6);
}

.cta-section__title {
  font-family: var(--font-primary);
  font-size: clamp(var(--text-3xl), 4.5vw, var(--text-5xl));
  font-weight: var(--font-extrabold);
  color: var(--color-white);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-5);
  letter-spacing: -0.02em;
}

.cta-section__subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: rgb(255 255 255 / 0.8);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
  line-height: var(--leading-relaxed);
}

.cta-section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: center;
  margin-bottom: var(--space-6);
}

.cta-section__note {
  font-size: var(--text-sm);
  color: rgb(255 255 255 / 0.65);
}

/* =============================================
   14. FOOTER
   ============================================= */
.footer {
  background-color: var(--color-secondary-dark);
  color: var(--color-gray-300);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 1fr;
  gap: var(--space-12);
  padding-top: var(--space-16);
  padding-bottom: var(--space-12);
}

/* Footer About Column */
.footer__col--about {}

.footer__logo {
  margin-bottom: var(--space-5);
}

.footer__logo .logo__brand,
.footer__logo .logo__tagline {
  color: var(--color-white);
}

.footer__about-text {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
}

/* Social Links */
.footer__social {
  display: flex;
  gap: var(--space-3);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: rgb(255 255 255 / 0.08);
  border: 1px solid rgb(255 255 255 / 0.1);
  border-radius: var(--radius-lg);
  color: var(--color-gray-400);
  transition: background-color var(--transition-base), color var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
}

.footer__social-link svg {
  width: 18px;
  height: 18px;
}

.footer__social-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  transform: translateY(-3px);
}

/* Footer Navigation */
.footer__col-title {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--font-bold);
  color: var(--color-white);
  margin-bottom: var(--space-6);
  position: relative;
  padding-bottom: var(--space-3);
}

.footer__col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-full);
}

.footer__nav-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__nav-link {
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color var(--transition-base), gap var(--transition-base);
}

.footer__nav-link::before {
  content: '→';
  font-size: 0.7em;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.footer__nav-link:hover {
  color: var(--color-primary);
  gap: var(--space-3);
}

.footer__nav-link:hover::before {
  opacity: 1;
}

/* Footer Contact */
.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-gray-400);
  line-height: var(--leading-relaxed);
}

.footer__contact-icon {
  font-size: var(--text-base);
  flex-shrink: 0;
  margin-top: 1px;
}

.footer__contact-link {
  color: var(--color-gray-400);
  transition: color var(--transition-base);
}

.footer__contact-link:hover {
  color: var(--color-primary);
}

.footer__wa-btn {
  padding: 0.625rem 1.25rem;
  font-size: var(--text-sm);
}

/* Footer Bottom */
.footer__bottom {
  border-top: 1px solid rgb(255 255 255 / 0.08);
}

.footer__bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-5);
  flex-wrap: wrap;
}

.footer__copy,
.footer__credit {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
}

/* =============================================
   15. FLOATING WHATSAPP BUTTON
   ============================================= */
.wa-float {
  position: fixed;
  bottom: var(--space-8);
  right: var(--space-8);
  z-index: 999;
  width: 60px;
  height: 60px;
  background-color: var(--color-accent);
  color: var(--color-white);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px 0 rgb(37 211 102 / 0.5);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  text-decoration: none;
}

.wa-float:hover {
  transform: scale(1.1) translateY(-3px);
  box-shadow: 0 10px 30px 0 rgb(37 211 102 / 0.6);
  color: var(--color-white);
}

.wa-float__icon {
  width: 30px;
  height: 30px;
}

.wa-float__tooltip {
  position: absolute;
  right: calc(100% + var(--space-3));
  background-color: var(--color-secondary-dark);
  color: var(--color-white);
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transform: translateX(6px);
  transition: opacity var(--transition-base), transform var(--transition-base);
}

.wa-float__tooltip::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 100%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--color-secondary-dark);
}

.wa-float:hover .wa-float__tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* =============================================
   16. RESPONSIVE – TABLET (max 1024px)
   ============================================= */
@media (max-width: 1024px) {
  :root {
    --container-pad-x: 1.25rem;
    --header-height: 72px;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about__inner {
    gap: var(--space-10);
  }

  .about__image {
    height: 440px;
  }

  .about__image-badge {
    left: calc(-1 * var(--space-5));
  }

  .why__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Reset 5-item center hack for 2 cols */
  .why__grid > :nth-child(4) { grid-column: auto; }
  .why__grid > :nth-child(5) { grid-column: auto; }

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

  .footer__col--about {
    grid-column: 1 / -1;
  }

  .footer__bottom-inner {
    flex-direction: column;
    text-align: center;
  }
}

/* =============================================
   17. RESPONSIVE – MOBILE (max 768px)
   ============================================= */
@media (max-width: 768px) {
  :root {
    --container-pad-x: 1rem;
    --header-height: 64px;
  }

  .section {
    padding-block: var(--space-16);
  }

  /* --- HEADER MOBILE --- */
  .hamburger {
    display: flex;
    order: 3;
  }

  .header__cta {
    display: none;
  }

  .header__nav {
    display: none;
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-white);
    padding: var(--space-6) var(--space-6) var(--space-10);
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    overflow-y: auto;
    z-index: 999;
    border-top: 1px solid var(--color-gray-100);
  }

  .header__nav.is-open {
    display: flex;
  }

  .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-2);
  }

  .nav__link {
    padding: var(--space-4) var(--space-4);
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    border-radius: var(--radius-xl);
    border-bottom: 1px solid var(--color-gray-100);
  }

  .nav__link:last-of-type {
    border-bottom: none;
  }

  /* Mobile Nav CTA */
  .header__nav::after {
    content: '';
    display: block;
    flex: 1;
  }

  .nav__mobile-cta {
    display: block;
    margin-top: var(--space-6);
    text-align: center;
  }

  /* --- HERO MOBILE --- */
  .hero {
    min-height: 100svh;
    align-items: flex-end;
    padding-bottom: var(--space-12);
  }

  .hero__content {
    padding-top: var(--space-8);
    padding-bottom: 0;
  }

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

  .hero__actions .btn {
    width: 100%;
    justify-content: center;
  }

  .hero__stats {
    width: 100%;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-4);
  }

  .hero__stat-divider {
    display: none;
  }

  .hero__stat {
    min-width: unset;
    flex: 1;
  }

  .stat__number {
    font-size: var(--text-2xl);
  }

  /* --- ABOUT MOBILE --- */
  .about__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .about__image {
    height: 320px;
    border-radius: var(--radius-xl);
  }

  .about__image-badge {
    left: var(--space-4);
    bottom: var(--space-4);
  }

  .about__content .section__title {
    font-size: var(--text-2xl);
  }

  /* --- SERVICES MOBILE --- */
  .services__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* --- PORTFOLIO MOBILE --- */
  .portfolio__grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  /* --- WHY MOBILE --- */
  .why__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* --- TESTIMONIALS MOBILE --- */
  .testimonials__grid {
    grid-template-columns: 1fr;
    gap: var(--space-4);
  }

  /* --- FAQ MOBILE --- */
  .faq__inner {
    grid-template-columns: 1fr;
    gap: var(--space-10);
  }

  .faq__content .section__title {
    font-size: var(--text-2xl);
  }

  /* --- CTA MOBILE --- */
  .cta-section {
    padding-block: var(--space-16);
  }

  .cta-section__actions {
    flex-direction: column;
    gap: var(--space-3);
  }

  .cta-section__actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* --- FOOTER MOBILE --- */
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    padding-top: var(--space-10);
    padding-bottom: var(--space-8);
  }

  .footer__col--about {
    grid-column: auto;
  }

  .footer__bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-2);
  }

  /* --- FLOATING WA BUTTON --- */
  .wa-float {
    bottom: var(--space-6);
    right: var(--space-5);
    width: 54px;
    height: 54px;
  }

  .wa-float__tooltip {
    display: none;
  }
}

/* =============================================
   18. RESPONSIVE – SMALL MOBILE (max 480px)
   ============================================= */
@media (max-width: 480px) {
  .hero__title {
    font-size: var(--text-3xl);
  }

  .hero__badge {
    font-size: var(--text-xs);
  }

  .section__title {
    font-size: var(--text-2xl);
  }

  .btn--lg {
    padding: 0.875rem 1.5rem;
    font-size: var(--text-base);
  }

  .service-card {
    padding: var(--space-6);
  }

  .testimonial-card {
    padding: var(--space-6);
  }

  .footer__social-link {
    width: 36px;
    height: 36px;
  }

  .footer__social-link svg {
    width: 16px;
    height: 16px;
  }
}

/* =============================================
   19. ACCESSIBILITY & PRINT
   ============================================= */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

@media print {
  .header,
  .wa-float,
  .hamburger,
  .header__cta {
    display: none !important;
  }

  body {
    color: #000;
  }

  .hero {
    min-height: auto;
    padding: 2rem;
  }
}