/*
Theme Name: PureForCure
Theme URI: https://pureforcure.com
Author: PureForCure
Author URI: https://pureforcure.com
Description: Professional water filtration and air purification lead generation theme for PureForCure — dealer for Perfect Filter (veteran-owned) and Aerus ActivePure systems.
Version: 2.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: pureforcure
Tags: business, health, filtration, lead-generation
*/

/* ===================================================
   CSS CUSTOM PROPERTIES
   =================================================== */
:root {
  --primary: #4A90E2;
  --primary-dark: #2c6fc9;
  --navy: #1a2a4a;
  --navy-light: #243558;
  --green: #27ae60;
  --green-dark: #1e8449;
  --white: #ffffff;
  --off-white: #f8f9fb;
  --light-gray: #eef1f5;
  --mid-gray: #c5cdd9;
  --text-dark: #1a1f2e;
  --text-body: #3d4459;
  --text-light: #6b748a;
  --border: #dde3ec;
  --shadow-sm: 0 2px 8px rgba(26,42,74,0.08);
  --shadow-md: 0 6px 24px rgba(26,42,74,0.12);
  --shadow-lg: 0 16px 48px rgba(26,42,74,0.16);
  --radius: 12px;
  --radius-lg: 20px;
  --radius-sm: 8px;
  --transition: 0.25s ease;
  --max-width: 1200px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

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

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

body {
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-body);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover { color: var(--primary-dark); }

ul, ol { list-style: none; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-dark);
}

/* ===================================================
   UTILITIES
   =================================================== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-pad {
  padding: 80px 0;
}

.section-pad-lg {
  padding: 100px 0;
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  border: 0;
}

/* ===================================================
   BUTTONS
   =================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(74,144,226,0.35);
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.7);
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.15);
  border-color: var(--white);
  color: var(--white);
}

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

.btn-green:hover {
  background: var(--green-dark);
  border-color: var(--green-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(39,174,96,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

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

.btn-lg {
  padding: 18px 36px;
  font-size: 1.05rem;
}

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

/* ===================================================
   SECTION HEADERS
   =================================================== */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--primary);
  margin-bottom: 12px;
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  color: var(--text-dark);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  max-width: 640px;
  line-height: 1.7;
}

/* ===================================================
   BADGES
   =================================================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.badge-veteran {
  background: rgba(39,174,96,0.1);
  color: var(--green-dark);
  border: 1px solid rgba(39,174,96,0.25);
}

.badge-sgs {
  background: rgba(74,144,226,0.1);
  color: var(--primary-dark);
  border: 1px solid rgba(74,144,226,0.25);
}

.badge-space {
  background: rgba(26,42,74,0.08);
  color: var(--navy);
  border: 1px solid rgba(26,42,74,0.2);
}

/* ===================================================
   FORMS
   =================================================== */
.pfc-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

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

.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-dark);
  letter-spacing: 0.03em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  font-size: 0.95rem;
  color: var(--text-dark);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(74,144,226,0.12);
}

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

/* ===================================================
   HEADER / NAV
   =================================================== */
#site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.site-logo img {
  height: 88px;
  width: auto;
}

.site-logo span {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.02em;
}

.site-logo span em {
  color: var(--primary);
  font-style: normal;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}

.main-nav a {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-body);
  transition: color var(--transition);
  position: relative;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}

.main-nav a:hover {
  color: var(--primary);
}

.main-nav a:hover::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.header-phone {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy);
  text-decoration: none;
}

.header-phone:hover { color: var(--primary); }

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: all var(--transition);
}

.hamburger.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 999;
  padding: 32px 24px;
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.3s ease;
}

.mobile-nav.open {
  transform: translateX(0);
  display: block;
}

.mobile-nav a {
  display: block;
  padding: 16px 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border);
}

.mobile-nav a:hover { color: var(--primary); }

.mobile-nav-cta {
  margin-top: 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ===================================================
   HERO SECTION
   =================================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, var(--navy) 0%, #0f1a2e 50%, #1a3a5c 100%);
  overflow: hidden;
  padding-top: 72px;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(74,144,226,0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(39,174,96,0.1) 0%, transparent 40%),
    radial-gradient(circle at 60% 80%, rgba(74,144,226,0.08) 0%, transparent 40%);
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(74,144,226,0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(74,144,226,0.05) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
  padding: 80px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(74,144,226,0.15);
  border: 1px solid rgba(74,144,226,0.3);
  color: #7db8f0;
  padding: 8px 18px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  color: var(--white);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.hero-title .highlight {
  color: var(--primary);
  position: relative;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.75);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 40px;
}

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

.hero-trust-row {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.65);
  font-size: 0.85rem;
}

.hero-trust-item i {
  color: var(--green);
  font-size: 1rem;
}

/* ===================================================
   STAT BAR
   =================================================== */
.stat-bar {
  background: var(--navy);
  padding: 28px 0;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.stat-bar-inner {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.stat-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  border-right: 1px solid rgba(255,255,255,0.1);
}

.stat-item:last-child {
  border-right: none;
}

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(74,144,226,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.stat-icon i {
  color: var(--primary);
  font-size: 1.2rem;
}

.stat-number {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1.1;
}

.stat-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  margin-top: 2px;
  font-weight: 500;
}

/* ===================================================
   WATER FILTER SECTION
   =================================================== */
.water-section {
  background: var(--off-white);
  padding: 90px 0;
}

.water-section-header {
  text-align: center;
  margin-bottom: 64px;
}

.water-section-header .section-subtitle {
  margin: 0 auto;
}

.veteran-banner {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(39,174,96,0.08);
  border: 1px solid rgba(39,174,96,0.2);
  border-radius: var(--radius);
  padding: 12px 20px;
  margin-bottom: 20px;
}

.veteran-banner i {
  color: var(--green);
  font-size: 1.1rem;
}

.veteran-banner span {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green-dark);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Product Cards */
.product-cards {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.product-card.featured {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-md), 0 0 0 4px rgba(74,144,226,0.08);
}

.product-card-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
}

.product-card-inner.reverse {
  direction: rtl;
}

.product-card-inner.reverse > * {
  direction: ltr;
}

.product-card-visual {
  background: linear-gradient(135deg, var(--navy) 0%, #0f1a2e 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 48px;
  position: relative;
  overflow: hidden;
  min-height: 360px;
}

.product-card-visual::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 30% 40%, rgba(74,144,226,0.2) 0%, transparent 60%),
    radial-gradient(circle at 70% 70%, rgba(39,174,96,0.1) 0%, transparent 50%);
}

.product-icon-large {
  position: relative;
  z-index: 1;
  width: 100px;
  height: 100px;
  border-radius: 24px;
  background: rgba(74,144,226,0.15);
  border: 2px solid rgba(74,144,226,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
}

.product-icon-large i {
  font-size: 2.5rem;
  color: var(--primary);
}

.product-visual-title {
  position: relative;
  z-index: 1;
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
  text-align: center;
  margin-bottom: 12px;
}

.product-visual-sub {
  position: relative;
  z-index: 1;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  text-align: center;
}

.product-visual-badges {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 20px;
  width: 100%;
}

.product-visual-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  padding: 8px 14px;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

.product-visual-badge i {
  color: var(--green);
}

.product-card-content {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
}

.product-card-header {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.product-name {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-dark);
}

.product-tagline {
  font-size: 0.95rem;
  color: var(--text-light);
}

/* Stages */
.stages-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-light);
  margin-bottom: 12px;
}

.stages-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.stage-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.stage-num {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 1px;
}

.stage-text strong {
  display: block;
  font-size: 0.88rem;
  font-weight: 700;
  color: var(--text-dark);
}

.stage-text span {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* Benefits */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.benefit-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-body);
}

.benefit-item i {
  color: var(--green);
  font-size: 0.9rem;
  margin-top: 2px;
  flex-shrink: 0;
}

/* Product form */
.product-form-wrap {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.product-form-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-form-title i { color: var(--green); }

/* ===================================================
   SKIN ABSORPTION CALLOUT
   =================================================== */
.skin-callout {
  background: var(--navy);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}

.skin-callout::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 10% 50%, rgba(74,144,226,0.12) 0%, transparent 50%),
    radial-gradient(circle at 90% 50%, rgba(39,174,96,0.08) 0%, transparent 50%);
}

.skin-callout-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 48px;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
}

.skin-callout-stat {
  text-align: center;
  flex-shrink: 0;
}

.skin-stat-number {
  font-size: 5rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  letter-spacing: -0.03em;
}

.skin-stat-unit {
  font-size: 1rem;
  color: rgba(255,255,255,0.5);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.skin-callout-text h2 {
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  color: var(--white);
  margin-bottom: 16px;
}

.skin-callout-text p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
}

/* ===================================================
   AIR PURIFIER SECTION
   =================================================== */
.air-section {
  background: var(--white);
  padding: 90px 0;
}

.air-section-header {
  text-align: center;
  margin-bottom: 64px;
}

.air-section-header .section-subtitle {
  margin: 0 auto;
}

/* Air product grid */
.air-products-grid {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.air-product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  display: grid;
  grid-template-columns: 280px 1fr;
}

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

.air-product-image {
  background: linear-gradient(135deg, #f0f4f8 0%, #e8edf5 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px;
  min-height: 240px;
}

.air-product-image img {
  max-height: 200px;
  width: auto;
  object-fit: contain;
  margin: 0 auto;
}

.air-product-info {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}

.air-product-meta {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.air-product-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(74,144,226,0.08);
  color: var(--primary-dark);
  border-radius: 100px;
  padding: 4px 12px;
  font-size: 0.75rem;
  font-weight: 600;
}

.air-product-name {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-dark);
}

.air-product-model {
  font-size: 0.82rem;
  color: var(--text-light);
  margin-top: 2px;
}

.air-product-desc {
  font-size: 0.92rem;
  color: var(--text-body);
  line-height: 1.65;
}

.air-benefits-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.air-benefit {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  color: var(--text-body);
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 4px 12px;
}

.air-benefit i {
  color: var(--green);
  font-size: 0.75rem;
}

/* 2-column air products row */
.air-products-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.air-product-card-sm {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), transform var(--transition);
  display: flex;
  flex-direction: column;
}

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

.air-product-card-sm .air-product-image {
  min-height: 200px;
}

.air-product-card-sm .air-product-info {
  flex: 1;
}

/* ===================================================
   TESTIMONIALS
   =================================================== */
.testimonials-section {
  background: var(--off-white);
  padding: 80px 0;
}

.testimonials-header {
  text-align: center;
  margin-bottom: 52px;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: box-shadow var(--transition), transform var(--transition);
}

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

.testimonial-stars {
  display: flex;
  gap: 4px;
}

.testimonial-stars i {
  color: #f59e0b;
  font-size: 1rem;
}

.testimonial-quote {
  font-size: 1rem;
  color: var(--text-body);
  line-height: 1.7;
  font-style: italic;
  flex: 1;
}

.testimonial-quote::before {
  content: '\201C';
  font-size: 2rem;
  color: var(--primary);
  line-height: 1;
  display: block;
  margin-bottom: 8px;
  font-style: normal;
  font-weight: 700;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-dark);
}

.testimonial-meta {
  font-size: 0.78rem;
  color: var(--text-light);
}

/* ===================================================
   WHY CHOOSE SECTION
   =================================================== */
.why-section {
  background: var(--white);
  padding: 80px 0;
}

.why-header {
  text-align: center;
  margin-bottom: 52px;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.why-card {
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  text-align: center;
  transition: all var(--transition);
}

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

.why-icon {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  background: rgba(74,144,226,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
  transition: background var(--transition);
}

.why-card:hover .why-icon {
  background: var(--primary);
}

.why-icon i {
  font-size: 1.5rem;
  color: var(--primary);
  transition: color var(--transition);
}

.why-card:hover .why-icon i {
  color: var(--white);
}

.why-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-dark);
  margin-bottom: 10px;
}

.why-desc {
  font-size: 0.875rem;
  color: var(--text-light);
  line-height: 1.65;
}

/* ===================================================
   CTA SECTION
   =================================================== */
.cta-section {
  background: linear-gradient(135deg, var(--primary) 0%, #2c6fc9 60%, var(--navy) 100%);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 60%, rgba(255,255,255,0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 30%, rgba(255,255,255,0.05) 0%, transparent 40%);
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.cta-left h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--white);
  margin-bottom: 16px;
}

.cta-left p {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 28px;
  line-height: 1.7;
}

.cta-phone {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
}

.cta-phone-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cta-phone-icon i { color: var(--white); font-size: 1.3rem; }

.cta-phone-number {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--white);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.cta-phone-number:hover { color: rgba(255,255,255,0.85); }

.cta-phone-label {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.cta-form {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(8px);
}

.cta-form h3 {
  color: var(--white);
  font-size: 1.15rem;
  margin-bottom: 20px;
}

.cta-form .form-group label {
  color: rgba(255,255,255,0.8);
}

.cta-form .form-group input,
.cta-form .form-group textarea,
.cta-form .form-group select {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.25);
  color: var(--white);
}

.cta-form .form-group input::placeholder,
.cta-form .form-group textarea::placeholder {
  color: rgba(255,255,255,0.4);
}

.cta-form .form-group input:focus,
.cta-form .form-group textarea:focus {
  border-color: rgba(255,255,255,0.6);
  box-shadow: 0 0 0 3px rgba(255,255,255,0.1);
}

.cta-form .form-group select option {
  color: var(--text-dark);
  background: var(--white);
}

/* ===================================================
   FOOTER
   =================================================== */
.site-footer {
  background: #0d1420;
  color: rgba(255,255,255,0.65);
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.5);
  margin-top: 16px;
  max-width: 280px;
}

.footer-logo {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--white);
}

.footer-logo em {
  color: var(--primary);
  font-style: normal;
}

.footer-heading {
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--primary); }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.55);
  margin-bottom: 12px;
}

.footer-contact-item i {
  color: var(--primary);
  margin-top: 2px;
  flex-shrink: 0;
}

.footer-contact-item a {
  color: rgba(255,255,255,0.55);
}

.footer-contact-item a:hover { color: var(--primary); }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  gap: 16px;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
}

.footer-legal {
  display: flex;
  gap: 24px;
}

.footer-legal a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.3);
  transition: color var(--transition);
}

.footer-legal a:hover { color: rgba(255,255,255,0.6); }

/* ===================================================
   PAGE TEMPLATES
   =================================================== */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, #0f1a2e 100%);
  padding: 120px 0 64px;
  text-align: center;
}

.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  margin-bottom: 16px;
}

.page-hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.65);
  max-width: 560px;
  margin: 0 auto;
}

.page-content {
  padding: 64px 0;
}

/* 404 */
.not-found-section {
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 0;
}

.not-found-number {
  font-size: 8rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  letter-spacing: -0.04em;
  opacity: 0.25;
}

.not-found-title {
  font-size: 2rem;
  margin-bottom: 16px;
}

.not-found-text {
  color: var(--text-light);
  margin-bottom: 32px;
}

/* ===================================================
   NOTIFICATION / TOAST
   =================================================== */
.form-toast {
  display: none;
  padding: 14px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
  margin-top: 12px;
}

.form-toast.success {
  background: rgba(39,174,96,0.1);
  border: 1px solid rgba(39,174,96,0.3);
  color: var(--green-dark);
  display: flex;
  align-items: center;
  gap: 8px;
}

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 1024px) {
  .why-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .cta-inner {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .air-products-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .section-pad { padding: 56px 0; }
  .section-pad-lg { padding: 72px 0; }

  .main-nav { display: none; }
  .hamburger { display: flex; }

  .header-phone .phone-text { display: none; }

  .product-card-inner {
    grid-template-columns: 1fr;
  }

  .product-card-inner.reverse {
    direction: ltr;
  }

  .product-card-visual {
    min-height: 220px;
  }

  .air-product-card {
    grid-template-columns: 1fr;
  }

  .air-product-image {
    min-height: 180px;
  }

  .stat-bar-inner {
    grid-template-columns: 1fr;
  }

  .stat-item {
    border-right: none;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }

  .stat-item:last-child {
    border-bottom: none;
  }

  .testimonials-grid {
    grid-template-columns: 1fr;
  }

  .why-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .skin-callout-inner {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 24px;
  }

  .benefits-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .hero-actions {
    flex-direction: column;
  }

  .hero-trust-row {
    flex-direction: column;
    gap: 12px;
  }
}

@media (max-width: 480px) {
  .why-grid {
    grid-template-columns: 1fr;
  }

  .product-card-content {
    padding: 24px;
  }

  .air-product-info {
    padding: 24px;
  }
}

/* ── Product photo panels (clean, no overlay text) ── */
.product-photo-panel {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f8fbff;
    border-radius: 12px;
    overflow: hidden;
    padding: 20px;
    min-height: 320px;
}
.product-photo-panel .product-photo {
    width: 100%;
    height: 100%;
    max-height: 400px;
    object-fit: contain;
    border-radius: 8px;
}
@media (max-width: 768px) {
    .product-photo-panel {
        min-height: 220px;
        padding: 16px;
    }
    .product-photo-panel .product-photo {
        max-height: 280px;
    }
}

/* ── Site logo image ── */
.site-logo-img {
    height: 100px;
    width: auto;
    display: block;
    border-radius: 6px;
}
@media (max-width: 768px) {
    .site-logo-img {
        height: 70px;
    }
}