/*
Theme Name:  Sun Paysage One Page
Theme URI:   https://sunpaysage.fr
Author:      Sun Paysage
Author URI:  https://sunpaysage.fr
Description: Thème minimaliste one-page pour paysagiste. Mobile-First, sans plugins lourds, optimisé LCP.
Version:     1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License:     GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: sunpaysage-onepage
Tags:        one-page, landscaping, mobile-first, minimal
*/

/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root {
  --color-primary:      #2d6a2d;   /* vert forêt */
  --color-primary-dark: #1a4a1a;
  --color-accent:       #7ab648;   /* vert tendre */
  --color-earth:        #8b6914;   /* terre */
  --color-bg:           #f8f5f0;   /* crème */
  --color-white:        #ffffff;
  --color-text:         #1e1e1e;
  --color-text-light:   #555555;
  --color-border:       #d9d0c1;

  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', system-ui, -apple-system, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 24px;

  --shadow-sm: 0 1px 4px rgba(0,0,0,.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,.12);
  --shadow-lg: 0 12px 40px rgba(0,0,0,.16);

  --transition: .3s ease;

  --container-max: 1200px;
  --section-pad:   clamp(4rem, 8vw, 7rem);
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 1rem;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

ul, ol { list-style: none; }

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--color-primary-dark);
}

/* ============================================================
   UTILITIES
   ============================================================ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: clamp(1rem, 5vw, 2.5rem);
}

.section-title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: .5rem;
}

.section-subtitle {
  font-size: clamp(1rem, 2vw, 1.15rem);
  color: var(--color-text-light);
  max-width: 52ch;
  margin-bottom: 2.5rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .85rem 2rem;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-primary:hover, .btn-primary:focus-visible {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  border-color: var(--color-white);
  color: var(--color-white);
}
.btn-outline:hover, .btn-outline:focus-visible {
  background: var(--color-white);
  color: var(--color-primary);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
}

/* ============================================================
   SKIP LINK
   ============================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 1rem;
  background: var(--color-primary);
  color: #fff;
  padding: .5rem 1rem;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
  z-index: 9999;
  transition: top .2s;
}
.skip-link:focus { top: 0; }

/* ============================================================
   NAVIGATION
   ============================================================ */
#site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  background: rgba(255,255,255,.0);
  backdrop-filter: blur(0px);
  transition: background var(--transition), backdrop-filter var(--transition), box-shadow var(--transition);
}

#site-header.scrolled {
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-sm);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  text-decoration: none;
}

.nav-logo-icon {
  width: 38px;
  height: 38px;
  background: var(--color-primary);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  flex-shrink: 0;
}

.nav-logo-icon svg { width: 22px; height: 22px; fill: #fff; }

#site-header.scrolled .nav-logo { color: var(--color-primary-dark); }
#site-header:not(.scrolled) .nav-logo { color: var(--color-white); }
#site-header:not(.scrolled) .nav-logo-icon { background: rgba(255,255,255,.25); }

.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-size: .95rem;
  font-weight: 500;
  position: relative;
  padding-block: .25rem;
  transition: color var(--transition);
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 100%;
  height: 2px;
  background: var(--color-accent);
  transition: right var(--transition);
}
.nav-links a:hover::after, .nav-links a.active::after { right: 0; }

#site-header:not(.scrolled) .nav-links a { color: var(--color-white); }
#site-header.scrolled     .nav-links a { color: var(--color-text); }

.nav-cta {
  padding: .5rem 1.25rem !important;
  background: var(--color-accent) !important;
  color: var(--color-white) !important;
  border-radius: var(--radius-md) !important;
}
.nav-cta:hover { background: var(--color-primary) !important; }
.nav-cta::after { display: none !important; }

/* Burger */
.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 36px;
  padding: 6px;
  cursor: pointer;
  background: none;
  border: none;
}
.nav-burger span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: var(--transition);
}
#site-header:not(.scrolled) .nav-burger { color: var(--color-white); }
#site-header.scrolled     .nav-burger { color: var(--color-text); }

/* Mobile nav */
@media (max-width: 768px) {
  .nav-burger { display: flex; }

  .nav-links {
    position: fixed;
    inset: 70px 0 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2.5rem;
    transform: translateX(100%);
    transition: transform var(--transition);
    z-index: 99;
  }

  .nav-links.open { transform: translateX(0); }
  .nav-links a { font-size: 1.4rem; color: var(--color-text) !important; }
}

/* ============================================================
   HERO
   ============================================================ */
#hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-primary-dark);
}

.hero-bg {
  position: absolute;
  inset: 0;
  object-fit: cover;
  width: 100%;
  height: 100%;
  opacity: .45;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(26,74,26,.85) 0%,
    rgba(45,106,45,.5) 60%,
    rgba(122,182,72,.15) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  color: var(--color-white);
  max-width: 700px;
  padding-block: 8rem 4rem;
}

.hero-badge svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.3);
  backdrop-filter: blur(8px);
  padding: .4rem 1rem;
  border-radius: 2rem;
  font-size: .85rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: clamp(2.2rem, 5.5vw, 4rem);
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 1.25rem;
}

.hero-title span { color: var(--color-accent); }

.hero-desc {
  font-size: clamp(1rem, 2vw, 1.2rem);
  opacity: .9;
  max-width: 55ch;
  margin-bottom: 2.5rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .4rem;
  color: rgba(255,255,255,.6);
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  animation: bounceY 2s ease infinite;
}

.hero-scroll svg { width: 20px; height: 20px; }

@keyframes bounceY {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* Stats bar */
.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1px;
  background: rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 3rem;
}

.hero-stat {
  flex: 1;
  min-width: 120px;
  padding: 1rem 1.25rem;
  background: rgba(0,0,0,.25);
  backdrop-filter: blur(6px);
}

.hero-stat strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.8rem;
  color: var(--color-accent);
}

.hero-stat span {
  font-size: .8rem;
  opacity: .8;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ============================================================
   SERVICES
   ============================================================ */
#services {
  padding-block: var(--section-pad);
  background: var(--color-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 0;
}

.service-card:hover::before { opacity: 1; }
.service-card:hover { border-color: transparent; box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.service-card:hover * { color: var(--color-white) !important; }
.service-card:hover .service-icon-wrap { background: rgba(255,255,255,.2); }

.service-card > * { position: relative; z-index: 1; }

.service-icon-wrap {
  width: 56px;
  height: 56px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  display: grid;
  place-items: center;
  margin-bottom: 1.25rem;
  transition: background var(--transition);
}

.service-icon-wrap svg { width: 28px; height: 28px; }

.service-card h3 {
  font-size: 1.25rem;
  margin-bottom: .6rem;
  transition: color var(--transition);
}

.service-card p {
  color: var(--color-text-light);
  font-size: .95rem;
  transition: color var(--transition);
}

.service-list {
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: .35rem;
}

.service-list li {
  font-size: .875rem;
  color: var(--color-text-light);
  display: flex;
  align-items: center;
  gap: .5rem;
  transition: color var(--transition);
}

.service-list li::before {
  content: '';
  flex-shrink: 0;
  width: 6px; height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
  transition: background var(--transition);
}

.service-card:hover .service-list li::before { background: rgba(255,255,255,.7); }

/* ============================================================
   GALLERY / AVANT-APRÈS
   ============================================================ */
#galerie {
  padding-block: var(--section-pad);
  background: var(--color-bg);
}

.gallery-intro {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-border);
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}

.gallery-item:hover img { transform: scale(1.06); }

.gallery-label {
  position: absolute;
  top: .75rem;
  left: .75rem;
  background: var(--color-primary);
  color: #fff;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .3rem .75rem;
  border-radius: 2rem;
}

.gallery-label.after { background: var(--color-accent); }

.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.65) 0%, transparent 55%);
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  align-items: flex-end;
  padding: 1.25rem;
  color: #fff;
}

.gallery-item:hover .gallery-overlay { opacity: 1; }

.gallery-overlay p { font-size: .9rem; line-height: 1.4; }

/* Before/After slider */
.ba-container {
  grid-column: span 2;
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 16/7;
  user-select: none;
}

@media (max-width: 640px) {
  .ba-container { grid-column: span 1; aspect-ratio: 4/3; }
}

.ba-img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba-after { clip-path: inset(0 50% 0 0); }

.ba-slider {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.ba-line {
  position: absolute;
  top: 0; bottom: 0;
  left: 50%;
  width: 3px;
  background: #fff;
  transform: translateX(-50%);
}

.ba-handle {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 48px; height: 48px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  pointer-events: all;
  cursor: ew-resize;
}

.ba-handle svg { width: 22px; height: 22px; color: var(--color-primary); }

.ba-labels {
  position: absolute;
  top: 1rem;
  inset-inline: 1rem;
  display: flex;
  justify-content: space-between;
  pointer-events: none;
}

.ba-labels span {
  background: rgba(0,0,0,.55);
  color: #fff;
  font-size: .75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: .3rem .75rem;
  border-radius: 2rem;
}

/* ============================================================
   CONTACT
   ============================================================ */
#contact {
  padding-block: var(--section-pad);
  background: var(--color-primary-dark);
  color: var(--color-white);
}

#contact .section-title  { color: var(--color-white); }
#contact .section-subtitle { color: rgba(255,255,255,.75); }

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

@media (max-width: 860px) {
  .contact-layout { grid-template-columns: 1fr; gap: 2.5rem; }
}

.contact-info { display: flex; flex-direction: column; gap: 1.5rem; }

.contact-item {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.contact-item-icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  background: rgba(255,255,255,.1);
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
}

.contact-item-icon svg { width: 20px; height: 20px; fill: var(--color-accent); }

.contact-item h4 { font-size: .85rem; text-transform: uppercase; letter-spacing: .08em; opacity: .65; margin-bottom: .2rem; }
.contact-item p, .contact-item a { font-size: 1rem; color: var(--color-white); }

/* Form */
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

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

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

.form-group { display: flex; flex-direction: column; gap: .45rem; }

.form-group label {
  font-size: .85rem;
  font-weight: 500;
  color: rgba(255,255,255,.8);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: .8rem 1rem;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-sm);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: .95rem;
  transition: border-color var(--transition), background var(--transition);
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(255,255,255,.35); }

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--color-accent);
  background: rgba(255,255,255,.12);
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-submit {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: .5rem;
}

.form-privacy {
  font-size: .8rem;
  color: rgba(255,255,255,.5);
  max-width: 38ch;
}

.form-privacy a { color: var(--color-accent); text-decoration: underline; }

.form-status {
  padding: .75rem 1rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  display: none;
}
.form-status.success { background: rgba(122,182,72,.2); border: 1px solid var(--color-accent); color: var(--color-accent); display: block; }
.form-status.error   { background: rgba(200,60,60,.2);  border: 1px solid #f07070; color: #f07070; display: block; }

/* ============================================================
   FOOTER
   ============================================================ */
#site-footer {
  background: #111;
  color: rgba(255,255,255,.55);
  padding-block: 2.5rem;
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: .85rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

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

/* ============================================================
   BACK TO TOP
   ============================================================ */
.back-to-top {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 44px; height: 44px;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: 50%;
  display: grid;
  place-items: center;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
  z-index: 90;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover { background: var(--color-primary-dark); }
.back-to-top svg { width: 18px; height: 18px; }

/* ============================================================
   ANIMATIONS
   ============================================================ */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .6s ease, transform .6s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal-delay="1"] { transition-delay: .1s; }
[data-reveal-delay="2"] { transition-delay: .2s; }
[data-reveal-delay="3"] { transition-delay: .3s; }

/* ============================================================
   ACCESSIBILITY / FOCUS
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    transition-duration: .01ms !important;
    scroll-behavior: auto !important;
  }
}