/* =============================================
   Webapp Vision — Professional Design System
   ============================================= */

:root {
  --bg:        #ffffff;
  --bg-alt:    #f5f5f7;
  --bg-dark:   #1d1d1f;
  --text:      #1d1d1f;
  --text-muted:#6e6e73;
  --border:    #d2d2d7;
  --blue:      #0071e3;
  --purple:    #7c3aed;
  --orange:    #f97316;
  --green:     #34c759;
  --radius:    14px;
  --shadow-sm: 0 2px 12px rgba(0,0,0,.06);
  --shadow-md: 0 8px 30px rgba(0,0,0,.10);
  --shadow-lg: 0 24px 64px rgba(0,0,0,.12);
  --font: -apple-system, BlinkMacSystemFont, 'Inter', 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
* { scroll-behavior: smooth; }
html { font-size: 16px; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

::selection { background: var(--blue); color: #fff; }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #c7c7cc; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #aeaeb2; }

/* NAV */
#main-nav { background: rgba(255,255,255,0); transition: background .4s, box-shadow .4s; }
#main-nav.scrolled {
  background: rgba(255,255,255,.88);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  box-shadow: 0 1px 0 rgba(0,0,0,.08);
}

/* HERO BLOBS */
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
  z-index: 0;
}
.hero-blob-1 {
  width: 550px; height: 550px;
  background: radial-gradient(circle, rgba(0,113,227,.13) 0%, transparent 70%);
  top: -80px; right: -100px;
  animation: blobMove 14s ease-in-out infinite;
}
.hero-blob-2 {
  width: 450px; height: 450px;
  background: radial-gradient(circle, rgba(124,58,237,.09) 0%, transparent 70%);
  bottom: -60px; left: -80px;
  animation: blobMove 14s ease-in-out infinite reverse;
}
@keyframes blobMove {
  0%,100% { transform: translate(0,0) scale(1); }
  33%     { transform: translate(30px,-20px) scale(1.04); }
  66%     { transform: translate(-20px,15px) scale(.97); }
}

/* BADGE */
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px;
  background: rgba(0,113,227,.07);
  border: 1px solid rgba(0,113,227,.18);
  border-radius: 980px;
  font-size: .8125rem; font-weight: 500; color: var(--blue);
  margin-bottom: 32px;
}
.hero-badge .live-dot {
  width: 7px; height: 7px;
  border-radius: 50%; background: var(--green);
  animation: livebeat 2s ease-in-out infinite;
}
@keyframes livebeat {
  0%,100% { opacity:1; transform:scale(1); }
  50%     { opacity:.5; transform:scale(1.4); }
}

/* HERO TITLE */
.hero-h1 {
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -.03em;
  color: var(--text);
}
.hero-h1 .grad {
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font); font-weight: 500; font-size: .9375rem;
  border-radius: 980px; border: none; cursor: pointer;
  transition: opacity .2s, transform .2s; text-decoration: none;
  white-space: nowrap; line-height: 1;
}
.btn:hover { opacity: .82; text-decoration: none; }
.btn:active { transform: scale(.97); }
.btn-blue   { padding: 13px 26px; background: var(--blue);   color: #fff; }
.btn-dark   { padding: 13px 26px; background: var(--bg-dark);color: #fff; }
.btn-ghost  { padding: 13px 26px; background: rgba(0,0,0,.05);color: var(--text); }
.btn-white  { padding: 13px 26px; background: #fff; color: var(--bg-dark); }
.btn-outline{ padding: 12px 25px; background: transparent; color: var(--blue);
              border: 1.5px solid rgba(0,113,227,.3); }
.btn-outline:hover { background: rgba(0,113,227,.05); opacity: 1; }

/* LABELS */
.section-label {
  display: inline-block;
  font-size: .8rem; font-weight: 600; letter-spacing: .12em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 12px;
}

/* SECTION HEADINGS */
.section-h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700; letter-spacing: -.025em; line-height: 1.1;
  color: var(--text);
}
.section-p {
  font-size: 1.1rem; color: var(--text-muted); line-height: 1.75;
}

/* GRADIENT TEXT */
.gradient-text {
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* TECH SCROLL STRIP */
.tech-strip { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 20px 0; overflow: hidden; }
.tech-strip-track { display: flex; align-items: center; gap: 52px; width: max-content; animation: ticker 22s linear infinite; }
.tech-strip:hover .tech-strip-track { animation-play-state: paused; }
@keyframes ticker { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
.t-badge { display: flex; align-items: center; gap: 9px; font-size: .9375rem; font-weight: 600; color: var(--text-muted); white-space: nowrap; transition: color .2s; user-select: none; }
.t-badge:hover { color: var(--text); }
.t-badge i { font-size: 1.2rem; }
.c-php   { color:#777BB4; } .c-html { color:#E34F26; } .c-css  { color:#1572B6; }
.c-js    { color:#F7DF1E; -webkit-text-stroke:1px #b09a00; }
.c-tw    { color:#06B6D4; } .c-bs   { color:#7952B3; } .c-react{ color:#61DAFB; -webkit-text-stroke:1px #28a1c0; }
.c-npm   { color:#CB3837; } .c-node { color:#339933; } .c-mysql{ color:#4479A1; }

/* SERVICE CARDS */
.svc-card {
  border-radius: 20px; overflow: hidden; position: relative;
  transition: transform .35s cubic-bezier(.4,0,.2,1), box-shadow .35s;
}
.svc-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.svc-card .svc-inner { padding: 2.5rem; height: 100%; display: flex; flex-direction: column; }
.svc-card.web-card {
  background: linear-gradient(145deg,#eef4ff 0%,#e8f0fe 100%);
  border: 1px solid rgba(0,113,227,.12);
}
.svc-card.app-card {
  background: linear-gradient(145deg,#faf0ff 0%,#ede9fe 100%);
  border: 1px solid rgba(124,58,237,.12);
}
.svc-icon {
  width: 64px; height: 64px; border-radius: 16px;
  display: flex; align-items: center; justify-content: center; font-size: 1.75rem;
  margin-bottom: 1.5rem;
}
.web-card .svc-icon  { background: rgba(0,113,227,.1);  color: var(--blue); }
.app-card .svc-icon  { background: rgba(124,58,237,.1); color: var(--purple); }
.svc-title { font-size: 1.5rem; font-weight: 700; letter-spacing: -.02em; margin-bottom: .75rem; color: var(--text); }
.svc-desc  { font-size: .9375rem; color: var(--text-muted); line-height: 1.75; margin-bottom: 1.5rem; flex-grow: 1; }
.svc-price { font-size: 1.75rem; font-weight: 800; letter-spacing: -.03em; }
.web-card .svc-price { color: var(--blue); }
.app-card .svc-price { color: var(--purple); }

/* TECH TAGS */
.tech-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 1.5rem; }
.tech-tag {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 12px; border-radius: 980px; font-size: .8125rem; font-weight: 500;
  background: rgba(255,255,255,.65); border: 1px solid rgba(0,0,0,.07); color: var(--text);
  transition: background .2s, transform .2s; cursor: default;
}
.tech-tag:hover { background: #fff; transform: translateY(-1px); }

/* FEATURE LIST */
.feat-list { list-style: none; padding: 0; margin: 0; }
.feat-list li {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 9px 0; border-bottom: 1px solid rgba(0,0,0,.05);
  font-size: .9375rem; color: var(--text-muted);
}
.feat-list li:last-child { border-bottom: none; }
.feat-list li i { color: var(--green); margin-top: 3px; flex-shrink: 0; }

/* PORTFOLIO */
.port-card { border-radius: var(--radius); overflow: hidden; background: var(--bg-alt); transition: transform .3s, box-shadow .3s; cursor: pointer; }
.port-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.port-card .img-wrap { aspect-ratio: 16/9; background: #e8e8ed; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.port-card .img-wrap i { font-size: 3rem; color: #c7c7cc; transition: transform .4s; }
.port-card:hover .img-wrap i { transform: scale(1.1); }
.port-card .port-body { padding: 1.25rem 1.5rem 1.5rem; }
.cat-pill { display: inline-block; font-size: .75rem; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); margin-bottom: 6px; }
.port-title { font-size: 1rem; font-weight: 600; color: var(--text); margin-bottom: 8px; letter-spacing: -.01em; }
.port-desc  { font-size: .875rem; color: var(--text-muted); line-height: 1.6; }
.port-tags  { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.port-tag   { font-size: .75rem; padding: 3px 10px; border-radius: 6px; background: rgba(0,0,0,.05); color: var(--text-muted); font-weight: 500; }

/* STATS */
.stat-block { text-align: center; padding: 1.5rem 1rem; }
.stat-num {
  font-size: 2.75rem; font-weight: 800; letter-spacing: -.04em; line-height: 1;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 6px;
}
.stat-lbl { font-size: .9375rem; color: var(--text-muted); }

/* REVIEWS */
.review-card {
  background: var(--bg-alt); border-radius: var(--radius); padding: 1.75rem;
  transition: box-shadow .3s, transform .3s; height: 100%;
  display: flex; flex-direction: column;
}
.review-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.stars { display: flex; gap: 3px; margin-bottom: 1rem; }
.stars i { color: #f59e0b; font-size: .875rem; }
.review-text { font-size: .9375rem; color: #444; line-height: 1.7; flex-grow: 1; margin-bottom: 1.25rem; font-style: italic; }
.reviewer-av {
  width: 40px; height: 40px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-weight: 700; font-size: .875rem; flex-shrink: 0;
}

/* CTA SECTION */
.cta-section {
  background: linear-gradient(135deg, #1d1d1f 0%, #2c2c2e 100%);
  position: relative; overflow: hidden;
}
.cta-blob1 {
  position: absolute; top: -200px; right: -150px;
  width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,113,227,.22) 0%, transparent 70%);
  pointer-events: none;
}
.cta-blob2 {
  position: absolute; bottom: -150px; left: -100px;
  width: 400px; height: 400px; border-radius: 50%;
  background: radial-gradient(circle, rgba(124,58,237,.2) 0%, transparent 70%);
  pointer-events: none;
}

/* PRICING */
.pricing-card {
  border-radius: 20px; padding: 2.25rem;
  background: var(--bg-alt); border: 1.5px solid var(--border);
  transition: transform .3s, box-shadow .3s; position: relative;
}
.pricing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.pricing-card.featured {
  background: linear-gradient(145deg,#0071e3 0%,#0051a8 100%);
  border-color: transparent; color: #fff;
}
.pricing-card.featured .price-desc,
.pricing-card.featured .feat-list li { color: rgba(255,255,255,.75); }
.pricing-card.featured .feat-list li i { color: rgba(255,255,255,.9); }
.pricing-card.featured .feat-list li { border-bottom-color: rgba(255,255,255,.1); }
.pop-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--orange); color: #fff;
  font-size: .75rem; font-weight: 700; padding: 4px 14px;
  border-radius: 980px; letter-spacing: .05em; text-transform: uppercase; white-space: nowrap;
}
.price-val { font-size: 2.75rem; font-weight: 800; letter-spacing: -.04em; line-height: 1; }
.pricing-card.featured .price-val { color: #fff; }

/* FORM */
.form-input {
  width: 100%; padding: 13px 16px;
  background: var(--bg-alt); border: 1.5px solid var(--border);
  border-radius: 10px; color: var(--text); font-size: .9375rem;
  font-family: var(--font); outline: none; transition: border-color .2s, box-shadow .2s;
}
.form-input::placeholder { color: #aeaeb2; }
.form-input:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,113,227,.1); }
.form-label { display: block; font-size: .875rem; font-weight: 500; color: var(--text); margin-bottom: 6px; }

/* FLASH */
.flash-message {
  position: fixed; top: 90px; right: 20px; z-index: 1000;
  padding: 14px 22px; border-radius: 12px; font-weight: 500; font-size: .875rem;
  animation: slideIn .4s ease-out; max-width: 360px; box-shadow: var(--shadow-md);
}
.flash-success { background: #fff; border-left: 4px solid var(--green); color: var(--text); }
.flash-error   { background: #fff; border-left: 4px solid #ef4444;      color: var(--text); }

@keyframes slideIn { from { transform:translateX(110%); opacity:0; } to { transform:translateX(0); opacity:1; } }

/* BACK TO TOP */
#back-to-top { transition: opacity .4s, transform .4s; }

/* MOBILE MENU */
#mobile-menu.active { opacity:1; pointer-events:all; }

/* PAGE LOADER */
#page-loader { transition: opacity .6s; }
#page-loader.fade-out { opacity:0; pointer-events:none; }

/* REVEAL */
.reveal { opacity:0; transform:translateY(28px); transition: opacity .8s cubic-bezier(.4,0,.2,1), transform .8s cubic-bezier(.4,0,.2,1); }
.reveal.visible { opacity:1; transform:translateY(0); }
.reveal-d1 { transition-delay:.1s; }
.reveal-d2 { transition-delay:.2s; }
.reveal-d3 { transition-delay:.3s; }

/* GLASS CARD (back-compat) */
.glass-card { background: var(--bg-alt); border-radius: var(--radius); padding: 2rem; }

/* RESPONSIVE */
@media (max-width:768px) {
  .hero-h1 { font-size:2.5rem; }
  .section-h2 { font-size:2rem; }
  .stat-num { font-size:2.25rem; }
  .price-val { font-size:2.25rem; }
}

/* =================== DARK MODE =================== */
[data-theme="dark"] {
  --bg:        #1a1a1e;
  --bg-alt:    #26262b;
  --text:      #f2f2f5;
  --text-muted:#a0a0ab;
  --border:    #3a3a42;
  --blue:      #3a9eff;
  --shadow-sm: 0 2px 12px rgba(0,0,0,.4);
  --shadow-md: 0 8px 30px rgba(0,0,0,.5);
  --shadow-lg: 0 24px 64px rgba(0,0,0,.6);
}
[data-theme="dark"] body { background: var(--bg) !important; color: var(--text); }
[data-theme="dark"] #main-nav { background: rgba(26,26,30,0); }
[data-theme="dark"] #main-nav.scrolled {
  background: rgba(26,26,30,.92) !important;
  box-shadow: 0 1px 0 rgba(255,255,255,.06);
}
/* Alle witte secties donker */
[data-theme="dark"] section,
[data-theme="dark"] div[style*="background:#fff"],
[data-theme="dark"] div[style*="background: #fff"] { background: var(--bg) !important; }
[data-theme="dark"] div[style*="background:var(--bg-alt)"],
[data-theme="dark"] div[style*="background: var(--bg-alt)"] { background: var(--bg-alt) !important; }
/* Kaarten */
[data-theme="dark"] .glass-card { background: var(--bg-alt) !important; border:1px solid var(--border); }
[data-theme="dark"] .review-card { background: var(--bg-alt) !important; }
[data-theme="dark"] .review-text { color: var(--text-muted) !important; }
[data-theme="dark"] .pricing-card:not(.featured) { background: var(--bg-alt) !important; border-color: var(--border) !important; }
[data-theme="dark"] .svc-card.web-card { background: linear-gradient(145deg,#162033,#1c2a40) !important; }
[data-theme="dark"] .svc-card.app-card { background: linear-gradient(145deg,#1e1028,#241538) !important; }
/* Portfolio kaarten */
[data-theme="dark"] .portfolio-card { background: var(--bg-alt) !important; border-color: var(--border) !important; }
/* Nav links */
[data-theme="dark"] .nav-link { color: var(--text-muted) !important; }
[data-theme="dark"] .nav-link:hover { color: var(--text) !important; background: rgba(255,255,255,.07) !important; }
[data-theme="dark"] .mobile-nav-link { color: var(--text) !important; }
[data-theme="dark"] #mobile-menu { background: rgba(26,26,30,.97) !important; }
/* Knoppen */
[data-theme="dark"] .btn-ghost { background: rgba(255,255,255,.1) !important; color: var(--text) !important; }
[data-theme="dark"] .btn-white { background: var(--bg-alt) !important; color: var(--text) !important; }
/* Formulier */
[data-theme="dark"] .form-input { background: #1f1f24 !important; border-color: var(--border) !important; color: var(--text) !important; }
[data-theme="dark"] .form-input::placeholder { color: #5a5a65 !important; }
[data-theme="dark"] form[style] { background: var(--bg-alt) !important; border-color: var(--border) !important; }
/* Footer */
[data-theme="dark"] footer { background: var(--bg-alt) !important; border-color: var(--border) !important; }
[data-theme="dark"] footer h4 { color: var(--text) !important; }
[data-theme="dark"] footer a,
[data-theme="dark"] footer p,
[data-theme="dark"] footer span { color: var(--text-muted) !important; }
[data-theme="dark"] footer .border-t { border-color: var(--border) !important; }
/* Tech strip */
[data-theme="dark"] .tech-strip { background: var(--bg-alt) !important; border-color: var(--border) !important; }
/* Scrollbar */
[data-theme="dark"] ::-webkit-scrollbar-thumb { background: #4a4a52; }
/* Dark mode toggle knop */
#dark-toggle {
  width: 38px; height: 38px; border-radius: 50%; border: 1.5px solid var(--border);
  background: var(--bg-alt); color: var(--text); cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; transition: all .2s; flex-shrink: 0;
}
#dark-toggle:hover { border-color: var(--blue); color: var(--blue); }

/* =================== RTL (Arabic) =================== */
[dir="rtl"] body { font-family: 'Segoe UI', Tahoma, -apple-system, sans-serif; }
[dir="rtl"] .hero-h1,
[dir="rtl"] .section-h2,
[dir="rtl"] .section-p,
[dir="rtl"] p,
[dir="rtl"] li,
[dir="rtl"] label,
[dir="rtl"] span { text-align: right; }
[dir="rtl"] .hero-blob-1 { right: auto; left: -100px; }
[dir="rtl"] .hero-blob-2 { left: auto; right: -80px; }
[dir="rtl"] .svc-inner { direction: rtl; }
[dir="rtl"] .feat-list li { flex-direction: row-reverse; }
[dir="rtl"] .feat-list li i { margin-left: 0; margin-right: 0; }
[dir="rtl"] #lang-dropdown { right: auto; left: 0; }
[dir="rtl"] .lang-switcher { direction: ltr; } /* keep dropdown LTR */
[dir="rtl"] #main-nav .flex.items-center.gap-1 { direction: rtl; }
[dir="rtl"] .btn { flex-direction: row-reverse; }
[dir="rtl"] .tech-tags { direction: rtl; }
[dir="rtl"] .stat-block { direction: rtl; }
[dir="rtl"] .glass-card { direction: rtl; text-align: right; }
[dir="rtl"] .review-card { direction: rtl; text-align: right; }
[dir="rtl"] .pricing-card { direction: rtl; text-align: right; }
[dir="rtl"] form { direction: rtl; }
[dir="rtl"] .form-input { text-align: right; }
[dir="rtl"] footer { direction: rtl; }
[dir="rtl"] .pop-badge { left: auto; right: 50%; transform: translateX(50%); }