/* ========================================
   FRESH STAY CLEAN – Main Stylesheet
   ======================================== */

/* ---- CSS Custom Properties ---- */
:root {
  --clr-primary:       #27ae60;
  --clr-primary-dark:  #1e8449;
  --clr-primary-light: #a9dfbf;
  --clr-secondary:     #2980b9;
  --clr-accent:        #1abc9c;
  --clr-sky:           #d6eaf8;
  --clr-white:         #ffffff;
  --clr-bg:            #f0faf4;
  --clr-bg-alt:        #eaf4fb;
  --clr-dark:          #1a2e22;
  --clr-text:          #334155;
  --clr-text-light:    #64748b;
  --clr-border:        #dde9e2;

  --ff-heading: 'Poppins', sans-serif;
  --ff-body:    'Inter', sans-serif;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-lg:   1.125rem;
  --fs-xl:   1.25rem;
  --fs-2xl:  1.5rem;
  --fs-3xl:  1.875rem;
  --fs-4xl:  2.25rem;
  --fs-5xl:  3rem;
  --fs-6xl:  3.75rem;

  --fw-light:   300;
  --fw-regular: 400;
  --fw-medium:  500;
  --fw-semi:    600;
  --fw-bold:    700;
  --fw-black:   800;

  --radius-sm:  6px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0,0,0,.06);
  --shadow-md: 0 8px 24px rgba(0,0,0,.10);
  --shadow-lg: 0 20px 50px rgba(0,0,0,.14);

  --transition: 0.3s ease;

  --header-h: 72px;
}

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

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

body {
  font-family: var(--ff-body);
  color: var(--clr-text);
  background: var(--clr-white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; }
a  { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5 {
  font-family: var(--ff-heading);
  color: var(--clr-dark);
  line-height: 1.2;
}

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---- Section Helpers ---- */
.section { padding: 96px 0; }

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-label {
  display: inline-block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  color: var(--clr-primary);
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 10px;
}

.section-title {
  font-size: clamp(var(--fs-3xl), 4vw, var(--fs-4xl));
  font-weight: var(--fw-bold);
  margin-bottom: 16px;
}

.section-subtitle {
  color: var(--clr-text-light);
  font-size: var(--fs-lg);
}

/* ==============================
   BUTTONS
   ============================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-heading);
  font-weight: var(--fw-semi);
  border-radius: var(--radius-full);
  transition: all var(--transition);
  white-space: nowrap;
  cursor: pointer;
  border: 2px solid transparent;
}

.btn--sm  { padding: 10px 22px; font-size: var(--fs-sm); }
.btn--md  { padding: 14px 30px; font-size: var(--fs-base); }
.btn--lg  { padding: 16px 36px; font-size: var(--fs-lg); }
.btn--full { width: 100%; justify-content: center; }

.btn--primary {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
  box-shadow: 0 4px 18px rgba(39,174,96,.35);
}
.btn--primary:hover {
  background: var(--clr-primary-dark);
  border-color: var(--clr-primary-dark);
  box-shadow: 0 6px 24px rgba(39,174,96,.45);
  transform: translateY(-2px);
}

.btn--outline {
  background: transparent;
  color: var(--clr-white);
  border-color: rgba(255,255,255,.7);
}
.btn--outline:hover {
  background: rgba(255,255,255,.15);
  border-color: var(--clr-white);
  transform: translateY(-2px);
}

.btn--ghost {
  background: transparent;
  color: var(--clr-primary);
  border-color: transparent;
  padding-left: 0;
  border-radius: 0;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
}
.btn--ghost:hover {
  color: var(--clr-primary-dark);
  gap: 12px;
}

/* ==============================
   HEADER
   ============================== */
.header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--clr-border);
  transition: box-shadow var(--transition);
}

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

.header__inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 100%;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px; height: 40px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: #fff;
  font-size: 1.1rem;
}
.logo__text {
  font-family: var(--ff-heading);
  font-size: var(--fs-lg);
  font-weight: var(--fw-medium);
  color: var(--clr-dark);
}
.logo__text strong { color: var(--clr-primary); font-weight: var(--fw-bold); }
.logo--white .logo__text,
.logo--white .logo__text strong { color: var(--clr-white); }

/* Nav */
.nav { margin-left: auto; }

.nav__list {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav__link {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text);
  transition: all var(--transition);
}
.nav__link:hover,
.nav__link.active {
  color: var(--clr-primary);
  background: rgba(39,174,96,.08);
}

.header__cta { margin-left: 8px; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--clr-dark);
  border-radius: 2px;
  transition: all var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ==============================
   HERO
   ============================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--header-h);
  background:
    linear-gradient(135deg, rgba(26,46,34,.88) 0%, rgba(39,174,96,.6) 60%, rgba(26,188,156,.4) 100%),
    url('https://images.unsplash.com/photo-1628177142898-93e36e4e3a50?w=1600&q=80') center/cover no-repeat;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at top left, rgba(39,174,96,.15) 0%, transparent 60%);
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 760px;
  padding: 80px 24px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border-radius: var(--radius-full);
  background: rgba(255,255,255,.15);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,.3);
  color: #a8f5c4;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  margin-bottom: 24px;
  letter-spacing: .05em;
}

.hero__title {
  font-size: clamp(2.5rem, 6vw, var(--fs-6xl));
  font-weight: var(--fw-black);
  color: var(--clr-white);
  line-height: 1.1;
  margin-bottom: 24px;
}

.hero__highlight {
  background: linear-gradient(90deg, #52d68a, #a8e063);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subtitle {
  font-size: clamp(var(--fs-base), 2vw, var(--fs-xl));
  color: rgba(255,255,255,.85);
  max-width: 560px;
  margin-bottom: 40px;
  font-weight: var(--fw-light);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 56px;
}

.hero__stats {
  display: flex;
  flex-wrap: wrap;
  gap: 40px;
}

.hero__stat strong {
  display: block;
  font-family: var(--ff-heading);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--clr-white);
}
.hero__stat span {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,.7);
}

.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  animation: bounce 2s infinite;
}
.hero__scroll-hint a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.2);
  backdrop-filter: blur(8px);
  color: #fff;
  font-size: var(--fs-sm);
}

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

/* ==============================
   RIBBON
   ============================== */
.ribbon {
  background: linear-gradient(90deg, var(--clr-primary-dark), var(--clr-primary), var(--clr-accent));
  color: #fff;
  padding: 18px 0;
}

.ribbon__inner {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 40px;
  justify-content: center;
  align-items: center;
}

.ribbon__inner span {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

/* ==============================
   SERVICES
   ============================== */
.services {
  background: var(--clr-bg);
}

.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.service-card {
  background: var(--clr-white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--clr-border);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
  gap: 16px;
  opacity: 0;
  transform: translateY(30px);
}

.service-card.visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity .5s ease, transform .5s ease, box-shadow .3s ease;
}

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

.service-card__icon {
  width: 60px; height: 60px;
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--clr) 15%, transparent);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--clr);
  flex-shrink: 0;
}

.service-card__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semi);
}

.service-card__desc {
  color: var(--clr-text-light);
  font-size: var(--fs-sm);
  flex: 1;
}

.service-card__list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-card__list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--fs-sm);
  color: var(--clr-text-light);
}

.service-card__list li i {
  color: var(--clr-primary);
  font-size: .75rem;
  flex-shrink: 0;
}

/* CTA Card */
.service-card--cta {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: var(--clr-white);
  border-color: transparent;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.service-card--cta:hover { transform: translateY(-6px); }

.service-card__cta-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}

.service-card__cta-content i {
  font-size: 2.5rem;
  color: rgba(255,255,255,.8);
}

.service-card__cta-content h3 {
  color: var(--clr-white);
  font-size: var(--fs-xl);
}

.service-card__cta-content p {
  color: rgba(255,255,255,.85);
  font-size: var(--fs-sm);
}

.service-card--cta .btn--primary {
  background: var(--clr-white);
  color: var(--clr-primary);
  border-color: var(--clr-white);
  box-shadow: 0 4px 16px rgba(0,0,0,.15);
}
.service-card--cta .btn--primary:hover {
  background: rgba(255,255,255,.9);
  transform: translateY(-2px);
}

/* ==============================
   ABOUT
   ============================== */
.about { background: var(--clr-white); }

.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
}

.about__visual {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.about__img-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.about__img-bg {
  width: 100%; height: 100%;
  background:
    linear-gradient(135deg, rgba(39,174,96,.85) 0%, rgba(26,188,156,.7) 100%),
    url('https://images.unsplash.com/photo-1581578731548-c64695cc6952?w=800&q=80') center/cover no-repeat;
}

.about__badge {
  position: absolute;
  bottom: 24px; left: 24px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 24px;
  border-radius: var(--radius-md);
  background: var(--clr-white);
  box-shadow: var(--shadow-lg);
}

.about__badge i {
  font-size: 2rem;
  color: var(--clr-primary);
}

.about__badge strong {
  display: block;
  font-family: var(--ff-heading);
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  color: var(--clr-dark);
}

.about__badge span {
  font-size: var(--fs-xs);
  color: var(--clr-text-light);
}

.about__values {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.value-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-full);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-primary-dark);
  transition: all var(--transition);
}
.value-pill:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  border-color: var(--clr-primary);
}

/* About Text */
.about__text { display: flex; flex-direction: column; gap: 20px; }

.about__lead {
  font-size: var(--fs-xl);
  font-weight: var(--fw-medium);
  color: var(--clr-dark);
  line-height: 1.5;
}

.about__milestones {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--clr-bg);
}

.milestone strong {
  display: block;
  font-family: var(--ff-heading);
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--clr-primary);
}

.milestone span {
  font-size: var(--fs-xs);
  color: var(--clr-text-light);
}

/* ==============================
   DIFFERENTIALS
   ============================== */
.differentials {
  background: linear-gradient(135deg, var(--clr-bg) 0%, var(--clr-bg-alt) 100%);
}

.diff__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 28px;
}

.diff-item {
  padding: 36px 28px;
  border-radius: var(--radius-lg);
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  text-align: center;
  transition: all var(--transition);
}

.diff-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--clr-primary-light);
}

.diff-item__icon {
  width: 70px; height: 70px;
  margin: 0 auto 20px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(39,174,96,.1), rgba(26,188,156,.1));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  color: var(--clr-primary);
  transition: all var(--transition);
}

.diff-item:hover .diff-item__icon {
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  color: var(--clr-white);
  transform: scale(1.1);
}

.diff-item h3 {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semi);
  margin-bottom: 12px;
}

.diff-item p {
  font-size: var(--fs-sm);
  color: var(--clr-text-light);
  line-height: 1.7;
}

/* ==============================
   TESTIMONIALS
   ============================== */
.testimonials {
  background: var(--clr-dark);
  overflow: hidden;
}

.testimonials .section-label { color: var(--clr-accent); }
.testimonials .section-title { color: var(--clr-white); }
.testimonials .section-subtitle { color: rgba(255,255,255,.6); }

.testimonials__track {
  display: flex;
  gap: 24px;
  overflow: hidden;
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 16px);
  min-width: 280px;
  padding: 36px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  backdrop-filter: blur(8px);
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: all var(--transition);
}

.testimonial-card:hover {
  background: rgba(255,255,255,.1);
  transform: translateY(-4px);
}

.testimonial-card__stars { color: #f1c40f; font-size: 0.9rem; }

.testimonial-card__text {
  color: rgba(255,255,255,.85);
  font-size: var(--fs-sm);
  line-height: 1.8;
  font-style: italic;
  flex: 1;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-card__avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  font-size: var(--fs-sm);
  font-weight: var(--fw-bold);
  font-family: var(--ff-heading);
  flex-shrink: 0;
}

.testimonial-card__author strong {
  display: block;
  color: var(--clr-white);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
}

.testimonial-card__author span {
  font-size: var(--fs-xs);
  color: var(--clr-primary-light);
}

.testimonials__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  margin-top: 40px;
}

.testimonials__btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.2);
  color: rgba(255,255,255,.7);
  display: flex; align-items: center; justify-content: center;
  transition: all var(--transition);
  cursor: pointer;
}
.testimonials__btn:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
}

.testimonials__dots { display: flex; gap: 8px; }

.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.3);
  cursor: pointer;
  transition: all var(--transition);
}
.dot.active {
  background: var(--clr-primary);
  width: 24px;
  border-radius: 4px;
}

/* ==============================
   CONTACT
   ============================== */
.contact { background: var(--clr-bg); }

.contact__grid {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 64px;
  align-items: start;
}

.contact__info { display: flex; flex-direction: column; gap: 24px; }
.contact__info p { color: var(--clr-text-light); }

.contact__details { display: flex; flex-direction: column; gap: 20px; }

.contact__details li {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact__detail-icon {
  width: 44px; height: 44px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(39,174,96,.15), rgba(26,188,156,.1));
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-primary);
  flex-shrink: 0;
}

.contact__details strong {
  display: block;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semi);
  margin-bottom: 2px;
}
.contact__details a,
.contact__details span {
  font-size: var(--fs-sm);
  color: var(--clr-text-light);
}
.contact__details a:hover { color: var(--clr-primary); }

.contact__social {
  display: flex;
  gap: 12px;
}

.social-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--clr-white);
  border: 1px solid var(--clr-border);
  display: flex; align-items: center; justify-content: center;
  color: var(--clr-text);
  transition: all var(--transition);
  font-size: var(--fs-sm);
}
.social-btn:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(39,174,96,.3);
}

/* Form */
.contact__form-wrapper {
  background: var(--clr-white);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--clr-border);
}

.contact__form { display: flex; flex-direction: column; gap: 20px; }

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-dark);
}

.form-group label span { color: var(--clr-primary); }

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-family: var(--ff-body);
  font-size: var(--fs-base);
  color: var(--clr-dark);
  background: var(--clr-white);
  transition: all var(--transition);
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(39,174,96,.12);
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
  border-color: #e74c3c;
}

.form-group textarea { resize: vertical; min-height: 120px; }

.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='%2364748b' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}

.form-error {
  font-size: var(--fs-xs);
  color: #e74c3c;
  min-height: 16px;
}

.form-success {
  display: none;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
  padding: 24px;
  border-radius: var(--radius-md);
  background: rgba(39,174,96,.08);
  border: 1px solid rgba(39,174,96,.2);
}

.form-success i { font-size: 2.5rem; color: var(--clr-primary); }
.form-success strong { color: var(--clr-dark); }
.form-success span { font-size: var(--fs-sm); color: var(--clr-text-light); }
.form-success.show { display: flex; }

/* ==============================
   FOOTER
   ============================== */
.footer {
  background: var(--clr-dark);
  color: rgba(255,255,255,.7);
  padding-top: 72px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}

.footer__brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer__brand p {
  font-size: var(--fs-sm);
  line-height: 1.8;
  max-width: 300px;
}

.footer__social {
  display: flex;
  gap: 10px;
}

.footer__social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,.15);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,.6);
  font-size: var(--fs-sm);
  transition: all var(--transition);
}
.footer__social a:hover {
  background: var(--clr-primary);
  border-color: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-3px);
}

.footer__nav h4,
.footer__services h4,
.footer__contact h4 {
  color: var(--clr-white);
  font-size: var(--fs-base);
  font-weight: var(--fw-semi);
  margin-bottom: 20px;
}

.footer__nav ul,
.footer__services ul,
.footer__contact ul {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer__nav a,
.footer__services a {
  font-size: var(--fs-sm);
  color: rgba(255,255,255,.6);
  transition: color var(--transition);
}
.footer__nav a:hover,
.footer__services a:hover { color: var(--clr-primary-light); }

.footer__contact ul li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: var(--fs-sm);
}

.footer__contact ul li i {
  color: var(--clr-primary-light);
  margin-top: 2px;
  flex-shrink: 0;
}

.footer__contact a { color: rgba(255,255,255,.6); transition: color var(--transition); }
.footer__contact a:hover { color: var(--clr-primary-light); }

.footer__hours {
  margin-top: 24px;
  padding: 16px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.08);
}

.footer__hours h5 {
  color: var(--clr-white);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer__hours h5 i { color: var(--clr-primary-light); }

.footer__hours p {
  font-size: var(--fs-xs);
  color: rgba(255,255,255,.5);
  margin-bottom: 4px;
}

.footer__bottom {
  padding: 24px 0;
}

.footer__bottom .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}

.footer__bottom p { font-size: var(--fs-xs); }

/* ==============================
   WHATSAPP FLOAT
   ============================== */
.whatsapp-float {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 999;
  width: 60px; height: 60px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
  box-shadow: 0 6px 24px rgba(37,211,102,.45);
  transition: all var(--transition);
}

.whatsapp-float:hover {
  transform: scale(1.12);
  box-shadow: 0 10px 32px rgba(37,211,102,.55);
  color: #fff;
}

.whatsapp-float__tooltip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  white-space: nowrap;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  background: var(--clr-dark);
  color: var(--clr-white);
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition);
}

.whatsapp-float__tooltip::after {
  content: '';
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 6px solid transparent;
  border-left-color: var(--clr-dark);
}

.whatsapp-float:hover .whatsapp-float__tooltip { opacity: 1; }

/* ==============================
   BACK TO TOP
   ============================== */
.back-to-top {
  position: fixed;
  bottom: 104px;
  right: 32px;
  z-index: 999;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--clr-primary);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-md);
  opacity: 0;
  pointer-events: none;
  transition: all var(--transition);
  cursor: pointer;
}

.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
}

.back-to-top:hover {
  background: var(--clr-primary-dark);
  transform: translateY(-3px);
}

/* ==============================
   RESPONSIVE – TABLET
   ============================== */
@media (max-width: 1024px) {
  .about__grid     { grid-template-columns: 1fr; gap: 48px; }
  .about__visual   { max-width: 560px; margin: 0 auto; }
  .contact__grid   { grid-template-columns: 1fr; gap: 48px; }
  .footer__grid    { grid-template-columns: 1fr 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  .section { padding: 72px 0; }

  /* Header */
  .header__cta { display: none; }
  .hamburger   { display: flex; }

  .nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    background: var(--clr-white);
    border-bottom: 1px solid var(--clr-border);
    box-shadow: var(--shadow-md);
    padding: 16px 24px 24px;
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
    margin-left: 0;
  }

  .nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .nav__list { flex-direction: column; gap: 4px; }
  .nav__link {
    display: block;
    padding: 12px 16px;
    width: 100%;
  }

  /* Hero */
  .hero__actions   { flex-direction: column; align-items: flex-start; }
  .hero__stats     { gap: 24px; }

  /* Services */
  .services__grid { grid-template-columns: 1fr; }

  /* Testimonials */
  .testimonial-card { flex: 0 0 calc(100% - 0px); min-width: unset; }

  /* Contact Form */
  .form-row { grid-template-columns: 1fr; }
  .contact__form-wrapper { padding: 28px 24px; }

  /* Footer */
  .footer__grid { grid-template-columns: 1fr; gap: 32px; }
  .footer__bottom .container { flex-direction: column; text-align: center; }

  /* Float buttons */
  .whatsapp-float { bottom: 24px; right: 20px; width: 52px; height: 52px; font-size: 1.5rem; }
  .back-to-top    { bottom: 88px; right: 20px; }
}

@media (max-width: 480px) {
  .hero__title { font-size: 2rem; }
  .section-title { font-size: var(--fs-2xl); }
  .diff__grid  { grid-template-columns: 1fr; }
  .contact__form-wrapper { padding: 24px 16px; }
}