/* ─────────────────────────────────────────────
   PeekDay — style.css
   Light / Dark mode: auto (prefers-color-scheme)
   + manual toggle via [data-theme] on <html>
───────────────────────────────────────────── */

/* ── Tokens: Light ──────────────────────────── */
:root {
  --bg:            #f8f7f4;
  --bg-card:       #ffffff;
  --bg-nav:        rgba(248,247,244,0.85);
  --border:        rgba(0,0,0,0.08);
  --shadow:        0 2px 16px rgba(0,0,0,0.08);

  --text:          #1a1a1a;
  --text-mid:      #555;
  --text-muted:    #888;

  --accent:        #2d6a4f;      /* deep green */
  --accent-light:  #52b788;
  --accent-hover:  #1b4332;

  --green-card:    #e8f5ee;

  --hero-gradient: linear-gradient(135deg,#e8f5ee 0%,#f0faf4 50%,#f8f7f4 100%);
  --widget-bg:     #1b4332;
  --widget-text:   #fff;
  --cta-bg:        #1b4332;
  --cta-text:      #fff;

  --radius:        18px;
  --radius-sm:     10px;

  /* toggle button */
  --toggle-bg:     #e2e8e4;
  --toggle-icon:   "🌙";
}

/* ── Tokens: Dark (auto — system preference) ── */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg:            #0f1610;
    --bg-card:       #1a2419;
    --bg-nav:        rgba(15,22,16,0.90);
    --border:        rgba(255,255,255,0.08);
    --shadow:        0 2px 20px rgba(0,0,0,0.45);
    --text:          #e8f0ea;
    --text-mid:      #a8c4ad;
    --text-muted:    #6a8f72;
    --accent:        #52b788;
    --accent-light:  #74c69d;
    --accent-hover:  #95d5b2;
    --green-card:    rgba(82,183,136,0.12);
    --hero-gradient: linear-gradient(135deg,#0f1f14 0%,#122018 50%,#0f1610 100%);
    --widget-bg:     #1a3a27;
    --widget-text:   #d8f3dc;
    --cta-bg:        #1a3a27;
    --cta-text:      #d8f3dc;
    --toggle-bg:     #2a3d2e;
  }
}

/* ── Tokens: Dark (manual override) ─────────── */
[data-theme="dark"] {
  --bg:            #0f1610;
  --bg-card:       #1a2419;
  --bg-nav:        rgba(15,22,16,0.90);
  --border:        rgba(255,255,255,0.08);
  --shadow:        0 2px 20px rgba(0,0,0,0.45);
  --text:          #e8f0ea;
  --text-mid:      #a8c4ad;
  --text-muted:    #6a8f72;
  --accent:        #52b788;
  --accent-light:  #74c69d;
  --accent-hover:  #95d5b2;
  --green-card:    rgba(82,183,136,0.12);
  --hero-gradient: linear-gradient(135deg,#0f1f14 0%,#122018 50%,#0f1610 100%);
  --widget-bg:     #1a3a27;
  --widget-text:   #d8f3dc;
  --cta-bg:        #1a3a27;
  --cta-text:      #d8f3dc;
  --toggle-bg:     #2a3d2e;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  transition: background 0.35s ease, color 0.35s ease;
}

img { display: block; max-width: 100%; }
a   { color: inherit; text-decoration: none; }

/* ── Theme Toggle Button ─────────────────────── */
.theme-toggle {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg-card);
  box-shadow: var(--shadow);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  transition: background 0.3s, transform 0.2s, box-shadow 0.3s;
}
.theme-toggle:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 24px rgba(0,0,0,0.18);
}
.theme-toggle:active { transform: scale(0.95); }

/* icon swap via JS class */
.theme-toggle .icon-moon { display: inline; }
.theme-toggle .icon-sun  { display: none; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun  { display: inline; }

/* ── Nav ────────────────────────────────────── */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 40px;
  background: var(--bg-nav);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: background 0.35s ease;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  letter-spacing: -0.02em;
}
.nav-logo img { width: 32px; height: 32px; border-radius: 8px; }

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 28px;
}
.nav-links a {
  color: var(--text-mid);
  font-size: 0.875rem;
  font-family: system-ui, sans-serif;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.btn-download-nav {
  background: var(--accent) !important;
  color: #fff !important;
  padding: 8px 18px;
  border-radius: 20px;
  font-size: 0.85rem !important;
  font-weight: 600;
  transition: background 0.2s !important;
}
.btn-download-nav:hover { background: var(--accent-hover) !important; }

/* ── Hero ───────────────────────────────────── */
.hero {
  background: var(--hero-gradient);
  padding: 80px 40px 60px;
  overflow: hidden;
  position: relative;
  transition: background 0.35s ease;
}

.hero-bg-circles {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero-bg-circles::before,
.hero-bg-circles::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  opacity: 0.18;
}
.hero-bg-circles::before {
  width: 500px; height: 500px;
  background: radial-gradient(circle, var(--accent-light), transparent 70%);
  top: -120px; right: -80px;
}
.hero-bg-circles::after {
  width: 300px; height: 300px;
  background: radial-gradient(circle, var(--accent), transparent 70%);
  bottom: -80px; left: 10%;
}

.hero-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green-card);
  border: 1px solid rgba(82,183,136,0.25);
  color: var(--accent);
  font-size: 0.78rem;
  font-family: system-ui, sans-serif;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
.hero-badge-dot {
  width: 7px; height: 7px;
  background: var(--accent-light);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%,100% { opacity: 1; transform: scale(1); }
  50%      { opacity: 0.4; transform: scale(0.7); }
}

.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
}
.hero-title em { font-style: normal; color: var(--accent); }

.hero-sub {
  font-family: system-ui, sans-serif;
  color: var(--text-mid);
  font-size: 1rem;
  max-width: 440px;
  margin-bottom: 36px;
  line-height: 1.7;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; }

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent);
  color: #fff;
  padding: 13px 26px;
  border-radius: 30px;
  font-family: system-ui, sans-serif;
  font-weight: 700;
  font-size: 0.92rem;
  transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 4px 20px rgba(45,106,79,0.3);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(45,106,79,0.4);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  color: var(--text-mid);
  font-family: system-ui, sans-serif;
  font-size: 0.92rem;
  font-weight: 500;
  border: 1.5px solid var(--border);
  padding: 12px 22px;
  border-radius: 30px;
  transition: border-color 0.2s, color 0.2s;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ── Hero Screens ───────────────────────────── */
.hero-screens {
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 16px;
  padding-bottom: 10px;
}
.screen-phone {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.18);
  border: 1px solid var(--border);
  transition: transform 0.3s ease;
}
.screen-phone img { width: 100%; height: 100%; object-fit: fill; }

.screen-left  { width: 130px; height: 260px; transform: rotate(-4deg) translateY(20px); }
.screen-main  { width: 155px; height: 310px; z-index: 2; }
.screen-right { width: 130px; height: 260px; transform: rotate(4deg) translateY(20px); }

.screen-phone:hover { transform: translateY(-6px) rotate(0deg); }
.screen-left:hover  { transform: rotate(-4deg) translateY(14px); }
.screen-right:hover { transform: rotate(4deg) translateY(14px); }

/* ── Sections shared ─────────────────────────── */
.section-label {
  display: inline-block;
  font-family: system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text);
  margin-bottom: 14px;
}
.section-sub {
  font-family: system-ui, sans-serif;
  color: var(--text-mid);
  font-size: 0.95rem;
  max-width: 560px;
  line-height: 1.7;
}

/* ── Features ───────────────────────────────── */
.features {
  padding: 96px 40px;
  background: var(--bg);
  transition: background 0.35s ease;
}
.features-inner { max-width: 1100px; margin: 0 auto; }
.features-header { text-align: center; margin-bottom: 56px; }
.features-header .section-sub { margin: 0 auto; }

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

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.35s ease;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.feature-icon { font-size: 2rem; margin-bottom: 16px; }
.feature-card h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}
.feature-card p {
  font-family: system-ui, sans-serif;
  color: var(--text-mid);
  font-size: 0.875rem;
  line-height: 1.65;
}

/* ── Screenshots ─────────────────────────────── */
.screenshots {
  padding: 96px 40px;
  background: var(--green-card);
  transition: background 0.35s ease;
}
.screenshots-inner { max-width: 1100px; margin: 0 auto; }
.screenshots-header { text-align: center; margin-bottom: 48px; }

.screenshots-row {
  display: flex;
  gap: 20px;
  justify-content: center;
  flex-wrap: wrap;
}
.screenshot-item {
  border-radius: 28px;
  overflow: hidden;
  box-shadow: 0 12px 40px rgba(0,0,0,0.14);
  border: 1px solid var(--border);
  width: 200px;
  transition: transform 0.3s ease;
}
.screenshot-item:hover { transform: translateY(-6px); }
.screenshot-item img { width: 100%; display: block; }

/* ── Widgets ─────────────────────────────────── */
.widgets {
  padding: 96px 40px;
  background: var(--bg);
  transition: background 0.35s ease;
}
.widgets-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

/* Widget preview cards */
.widget-visual {
  display: flex;
  gap: 14px;
  align-items: flex-end;
  justify-content: center;
}
.widget-card {
  background: var(--widget-bg);
  color: var(--widget-text);
  border-radius: var(--radius);
  padding: 20px 16px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.22);
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: transform 0.3s ease;
}
.widget-card:hover { transform: translateY(-6px); }

.widget-card-main { min-width: 150px; padding: 28px 20px; }
.widget-card-sm1, .widget-card-sm2 { min-width: 110px; }

.wc-label { font-family: system-ui, sans-serif; font-size: 0.72rem; opacity: 0.7; text-transform: uppercase; letter-spacing: 0.08em; }
.wc-number { font-size: 3rem; font-weight: 800; line-height: 1; letter-spacing: -0.04em; }
.wc-number-sm { font-size: 2rem; font-weight: 800; line-height: 1; letter-spacing: -0.03em; }
.wc-unit { font-family: system-ui, sans-serif; font-size: 0.75rem; opacity: 0.6; text-transform: uppercase; margin-top: 2px; }
.wc-sub { font-family: system-ui, sans-serif; font-size: 0.72rem; opacity: 0.55; margin-top: 6px; }

/* ── CTA ─────────────────────────────────────── */
.cta {
  background: var(--cta-bg);
  padding: 80px 40px;
  text-align: center;
  transition: background 0.35s ease;
}
.cta-inner { max-width: 560px; margin: 0 auto; }
.cta h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--cta-text);
  margin-bottom: 12px;
  font-weight: 800;
  letter-spacing: -0.025em;
}
.cta p {
  font-family: system-ui, sans-serif;
  color: rgba(216,243,220,0.75);
  margin-bottom: 32px;
  font-size: 0.95rem;
}
.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #fff;
  color: var(--accent-hover);
  padding: 15px 32px;
  border-radius: 32px;
  font-family: system-ui, sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  transition: transform 0.2s, box-shadow 0.2s;
}
[data-theme="dark"] .btn-cta { background: #d8f3dc; color: #1b4332; }
.btn-cta:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,0,0,0.28); }

/* ── Footer ──────────────────────────────────── */
footer {
  background: var(--bg-card);
  border-top: 1px solid var(--border);
  padding: 36px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  transition: background 0.35s ease;
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
}
.footer-logo img { width: 28px; height: 28px; border-radius: 7px; }
.footer-links { list-style: none; display: flex; gap: 24px; }
.footer-links a {
  font-family: system-ui, sans-serif;
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--accent); }
.footer-copy {
  font-family: system-ui, sans-serif;
  font-size: 0.8rem;
  color: var(--text-muted);
  width: 100%;
  text-align: center;
  margin-top: 4px;
}

/* ── Policy page ─────────────────────────────── */
.policy-hero {
  background: var(--hero-gradient);
  padding: 60px 40px 48px;
  border-bottom: 1px solid var(--border);
  transition: background 0.35s ease;
}
.policy-hero-inner { max-width: 760px; margin: 0 auto; }
.policy-hero h1 { font-size: 2.4rem; font-weight: 800; letter-spacing: -0.025em; color: var(--text); }
.policy-date { font-family: system-ui, sans-serif; color: var(--text-muted); margin-top: 8px; font-size: 0.875rem; }

.policy-body {
  max-width: 760px;
  margin: 0 auto;
  padding: 56px 40px 96px;
  font-family: system-ui, sans-serif;
  color: var(--text-mid);
  font-size: 0.95rem;
  line-height: 1.8;
}
.policy-body p  { margin-bottom: 16px; }
.policy-body h2 { font-family: Georgia, serif; font-size: 1.25rem; font-weight: 700; color: var(--text); margin: 40px 0 12px; letter-spacing: -0.01em; }
.policy-body ul { margin: 0 0 16px 20px; }
.policy-body li { margin-bottom: 6px; }
.policy-body a  { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.policy-body strong { color: var(--text); font-weight: 600; }

/* ── Responsive ──────────────────────────────── */
@media (max-width: 900px) {
  nav { padding: 12px 20px; }
  .nav-links { gap: 16px; }

  .hero { padding: 60px 20px 40px; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-screens { order: -1; }
  .screen-left, .screen-right { display: none; }
  .screen-main { width: 180px; height: 360px; }

  .features { padding: 64px 20px; }
  .features-grid { grid-template-columns: 1fr 1fr; }

  .screenshots { padding: 64px 20px; }

  .widgets { padding: 64px 20px; }
  .widgets-inner { grid-template-columns: 1fr; gap: 40px; }

  .cta { padding: 64px 20px; }
  footer { padding: 28px 20px; flex-direction: column; align-items: flex-start; }
  .footer-copy { text-align: left; }

  .policy-body { padding: 40px 20px 64px; }
  .policy-hero { padding: 48px 20px 36px; }
}

@media (max-width: 600px) {
  .features-grid { grid-template-columns: 1fr; }
  .nav-links li:not(:last-child) { display: none; }
  .hero-title { font-size: 2rem; }
  .theme-toggle { bottom: 16px; right: 16px; width: 42px; height: 42px; font-size: 18px; }
}
