/* ============================================================
   Webdesign Isar — Global Stylesheet
   Mobile-first. Tailwind CDN handles utility classes.
   This file holds only what Tailwind cannot express inline.
============================================================ */

:root {
  --color-bg: #F4F7FC;
  --color-primary: #1A2744;
  --color-accent: #0071E3;
  --color-card: #FFFFFF;
  --color-surface: #EBF0FA;
  --nav-h: 72px;
  background-color: var(--color-bg);
  color: var(--color-primary);
}

@media (min-width: 768px) {
  :root { --nav-h: 90px; }
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--nav-h) + 12px);
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--color-bg);
  text-rendering: optimizeLegibility;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ---------- Typo helpers ---------- */
.text-drama     { font-family: 'DM Serif Display', Georgia, serif; }
.text-mono-data { font-family: 'Space Mono', ui-monospace, monospace; }

/* ---------- Touch targets ---------- */
/* :where() keeps specificity at 0 so Tailwind utilities (flex/grid/block) on
   card-wrapping links still win — only plain text links pick this up. */
:where(a:not(.no-min):not(.inline-link), button:not(.no-min), summary, [role="button"]) {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.no-min, .inline-link { min-height: 0; }

/* ---------- Navbar ---------- */
.navbar { height: var(--nav-h); }
.nav-scrolled {
  background-color: rgba(255, 255, 255, 0.92) !important;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(29, 29, 31, 0.07);
  box-shadow: 0 2px 24px rgba(0, 0, 0, 0.07);
}

/* ---------- Hamburger ---------- */
.ham-line {
  display: block;
  width: 22px;
  height: 2px;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform .25s ease, opacity .2s ease;
  transform-origin: center;
}
#menu-btn.open .ham-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#menu-btn.open .ham-line:nth-child(2) { opacity: 0; transform: scaleX(0); }
#menu-btn.open .ham-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Mobile menu slide ---------- */
#mobile-menu {
  transform: translateY(-12px);
  opacity: 0;
  pointer-events: none;
  transition: transform .28s cubic-bezier(.4,0,.2,1), opacity .28s ease;
}
#mobile-menu.open {
  transform: translateY(0);
  opacity: 1;
  pointer-events: auto;
}

/* ---------- Buttons ---------- */
.magnetic-btn { transition: transform .3s cubic-bezier(.25,.46,.45,.94); }
.magnetic-btn:hover { transform: scale(1.03); }
.btn-primary {
  background-color: var(--color-accent);
  color: #fff;
  box-shadow: 0 8px 24px -8px rgba(0,113,227,.45);
}
.btn-primary:hover { background-color: #0061c4; }

/* ---------- Sticky mobile CTA ---------- */
.sticky-mobile-cta {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 60;
  background: var(--color-accent);
  color: #fff;
  padding: 14px 20px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  white-space: nowrap;
  max-width: calc(100vw - 32px);
  box-shadow: 0 10px 30px -8px rgba(0,113,227,.55), 0 4px 12px rgba(0,0,0,.18);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transform: translateY(100px);
  opacity: 0;
  transition: transform .35s cubic-bezier(.4,0,.2,1), opacity .35s ease;
}
.sticky-mobile-cta.visible { transform: translateY(0); opacity: 1; }
.sticky-mobile-cta:active { transform: scale(.97); }
@media (min-width: 1024px) {
  .sticky-mobile-cta { display: none; }
}

/* ---------- Reveal animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(36px);
}
.prozess-step {
  opacity: 0;
  transform: translateY(20px);
}
/* Portfolio cards: transition only on opacity+transform, never on all */
.portfolio-card {
  transition: opacity 0.55s ease, transform 0.55s ease;
}
#portfolio-grid:not(.in-view) .portfolio-card {
  opacity: 0;
  transform: translateY(28px);
}

/* ---------- FAQ details/summary ---------- */
summary { list-style: none; cursor: pointer; }
summary::-webkit-details-marker { display: none; }
details[open] summary .faq-toggle { transform: rotate(45deg); }
.faq-toggle { transition: transform .3s ease; }

/* ---------- Vertical timeline (mobile-first) ---------- */
.timeline {
  position: relative;
  padding-left: 56px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 27px;
  top: 14px;
  bottom: 14px;
  width: 2px;
  background: linear-gradient(to bottom,
    rgba(0,113,227,.15) 0%,
    rgba(0,113,227,.55) 50%,
    rgba(0,113,227,.15) 100%);
  border-radius: 2px;
}
.timeline-step { position: relative; padding-bottom: 32px; }
.timeline-step:last-child { padding-bottom: 0; }
.timeline-step .step-dot {
  position: absolute;
  left: -42px;
  top: 0;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-accent);
  color: #fff;
  font-weight: 700;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 0 4px #fff, 0 0 0 5px rgba(0,113,227,.18);
  z-index: 1;
}

/* Desktop: horizontal timeline */
@media (min-width: 1024px) {
  .timeline {
    padding-left: 0;
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 16px;
  }
  .timeline::before {
    left: 7%;
    right: 7%;
    top: 14px;
    bottom: auto;
    width: auto;
    height: 2px;
    background: linear-gradient(to right,
      transparent 0%,
      rgba(0,113,227,.35) 15%,
      rgba(0,113,227,.35) 85%,
      transparent 100%);
  }
  .timeline-step {
    padding-bottom: 0;
    text-align: center;
    padding: 0 8px;
  }
  .timeline-step .step-dot {
    position: relative;
    left: 0;
    margin: 0 auto 16px;
    width: 36px;
    height: 36px;
    font-size: 14px;
  }
}

/* ---------- Browser mockup (hero) ---------- */
.browser-mockup {
  border-radius: 16px;
  overflow: hidden;
  background: #fff;
  box-shadow:
    0 30px 60px -20px rgba(0,0,0,.45),
    0 18px 36px -18px rgba(0,0,0,.35);
  border: 1px solid rgba(255,255,255,.08);
}
.browser-mockup-bar {
  height: 32px;
  background: #f3f4f6;
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 6px;
  border-bottom: 1px solid rgba(0,0,0,.06);
}
.browser-mockup-bar span {
  width: 10px; height: 10px; border-radius: 50%;
}
.browser-mockup img { display: block; width: 100%; height: auto; }


/* ---------- Selection ---------- */
::selection { background: rgba(0,113,227,.18); color: var(--color-primary); }

/* ---------- Forms ---------- */
input, textarea {
  font-family: inherit;
  font-size: 16px !important; /* prevents iOS zoom */
  color: white;
  color-scheme: dark;
}

/* ---------- Print ---------- */
@media print {
  .navbar, #mobile-menu, .sticky-mobile-cta, footer { display: none !important; }
  body { color: #000; background: #fff; }
}