/* ============ ClassIQ — bento + motion ============ */

/* Featured/bento grid */
.bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.bento-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 26px;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .35s cubic-bezier(.2,.7,.2,1),
              box-shadow .35s ease,
              border-color .25s ease,
              background .25s ease;
}
.bento-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--teal-600) 55%, var(--line));
  box-shadow: 0 22px 40px -22px rgba(11,42,48,.18),
              0 4px 10px -4px rgba(11,42,48,.08);
}
.bento-card.span-2 { grid-column: span 2; }
.bento-card.span-3 { grid-column: span 3; }
.bento-card.dark {
  background: var(--ink);
  color: var(--cream);
  border-color: var(--ink);
}
.bento-card.dark:hover { border-color: var(--teal-700); }
.bento-card.bento-accent {
  background: var(--cream-2);
  border-color: var(--cream-2);
}

.bento-eyebrow {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal-700);
  font-weight: 500;
}
.bento-card.dark .bento-eyebrow { color: var(--amber); }
.bento-card h3 {
  margin-top: 12px;
  font-size: 19px;
  letter-spacing: -0.015em;
  font-weight: 500;
  line-height: 1.25;
}
.bento-card.dark h3 { color: var(--cream); }
.bento-card .bento-desc {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--muted);
  flex: 0 0 auto;
  max-width: 44ch;
}
.bento-card.dark .bento-desc { color: color-mix(in oklab, var(--cream) 72%, transparent); }
.bento-visual {
  margin-top: 22px;
  padding-top: 0;
  position: relative;
}

/* Bento icon block (for icon-only cards) */
.bento-ficon {
  width: 38px; height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 11px;
  background: var(--teal-50);
  color: var(--teal-700);
  margin-bottom: 14px;
  transition: transform .35s cubic-bezier(.2,.7,.2,1);
}
.bento-card:hover .bento-ficon { transform: rotate(-6deg) scale(1.05); }
.bento-card.dark .bento-ficon { background: color-mix(in oklab, var(--amber) 18%, transparent); color: var(--amber); }

/* ---- Card visuals ---- */
/* Mini bubble row */
.b-mini { background: var(--paper); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; font-size: 12px; color: var(--ink-2); }
.bento-card.dark .b-mini { background: color-mix(in oklab, var(--paper) 8%, transparent); border-color: color-mix(in oklab, var(--cream) 14%, transparent); color: var(--cream); }
.b-mini-row { display: flex; gap: 8px; align-items: center; }

/* Chat preview (Card 1) */
.chat-preview { display: flex; flex-direction: column; gap: 8px; }
.chat-bubble {
  background: color-mix(in oklab, var(--paper) 8%, transparent);
  border: 1px solid color-mix(in oklab, var(--cream) 14%, transparent);
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 12.5px;
  line-height: 1.4;
  color: var(--cream);
  max-width: 90%;
  opacity: 0;
  transform: translateY(8px);
  animation: chatIn .5s cubic-bezier(.2,.7,.2,1) forwards;
}
.chat-bubble.priority {
  background: color-mix(in oklab, var(--coral) 18%, transparent);
  border-color: color-mix(in oklab, var(--coral) 35%, transparent);
}
.chat-bubble:nth-child(1) { animation-delay: 0s; }
.chat-bubble:nth-child(2) { animation-delay: .15s; align-self: flex-end; background: color-mix(in oklab, var(--teal-600) 30%, transparent); border-color: color-mix(in oklab, var(--teal-500) 40%, transparent); }
.chat-bubble:nth-child(3) { animation-delay: .3s; }
.chat-tag {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber);
  margin-bottom: 4px;
}
@keyframes chatIn { to { opacity: 1; transform: translateY(0); } }

/* Ack rows with progress (Card 2) */
.ack-rows { display: flex; flex-direction: column; gap: 6px; }
.ack-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--paper);
  border: 1px solid var(--line);
  padding: 8px 10px; border-radius: 8px;
  font-size: 12px;
}
.ack-row .ack-bar {
  flex: 1; height: 4px; background: var(--line-2); border-radius: 2px; overflow: hidden;
}
.ack-row .ack-bar > span {
  display: block; height: 100%; background: var(--coral);
  transform-origin: left;
  animation: barGrow 1.2s cubic-bezier(.2,.7,.2,1) forwards;
}
.ack-row:nth-child(1) .ack-bar > span { animation-delay: .1s; }
.ack-row:nth-child(2) .ack-bar > span { animation-delay: .25s; background: var(--teal-600); }
.ack-row:nth-child(3) .ack-bar > span { animation-delay: .4s; background: var(--amber); }
.ack-row .ack-val { font-family: var(--font-mono); font-size: 10px; color: var(--muted); width: 36px; text-align: right; }
@keyframes barGrow { from { transform: scaleX(0); } to { transform: scaleX(1); } }

/* Notification preview (Card 3) */
.notif {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 12px; padding: 10px 12px;
  display: flex; gap: 10px; align-items: flex-start;
  position: relative;
}
.notif::after {
  content: ""; position: absolute; top: 8px; right: 10px;
  width: 6px; height: 6px; border-radius: 50%; background: var(--coral);
  animation: pulse 2s ease-in-out infinite;
}
.notif-icon { width: 26px; height: 26px; border-radius: 7px; background: var(--teal-700); flex: none; }
.notif-body { font-size: 11.5px; line-height: 1.4; }
.notif-body strong { font-weight: 500; }
.notif-body .nsub { color: var(--muted); }
.notif.muted { opacity: .5; }
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(232,118,91,.5); }
  50% { box-shadow: 0 0 0 6px rgba(232,118,91,0); }
}

/* Avatars (Card 5) */
.avatar-row { display: flex; gap: 10px; }
.avatar-tile {
  flex: 1; text-align: center;
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 12px; padding: 12px 8px;
  transition: transform .35s ease;
}
.bento-card:hover .avatar-tile:nth-child(1) { transform: translateY(-3px); }
.bento-card:hover .avatar-tile:nth-child(2) { transform: translateY(-5px); }
.bento-card:hover .avatar-tile:nth-child(3) { transform: translateY(-3px); }
.avatar-circ { width: 36px; height: 36px; border-radius: 50%; margin: 0 auto 8px; display: flex; align-items: center; justify-content: center; color: var(--cream); font-weight: 500; font-size: 14px; }
.avatar-circ.c1 { background: var(--teal-700); }
.avatar-circ.c2 { background: var(--coral); }
.avatar-circ.c3 { background: var(--amber); }
.avatar-tile .aname { font-size: 11px; font-weight: 500; }
.avatar-tile .arole { font-size: 10px; color: var(--muted); margin-top: 2px; }

/* Rollover arrow (Card 6) */
.roll-block { display: flex; align-items: center; gap: 12px; }
.roll-tile {
  flex: 1; text-align: center;
  border: 1px solid var(--line);
  border-radius: 10px; padding: 12px;
  background: var(--paper);
  transition: background .3s, color .3s;
}
.roll-tile.next { background: var(--teal-700); color: var(--cream); border-color: var(--teal-700); }
.roll-arrow svg { color: var(--coral); animation: slideRight 2s ease-in-out infinite; }
@keyframes slideRight {
  0%, 100% { transform: translateX(0); }
  50% { transform: translateX(4px); }
}

/* Timeline (Card 7) */
.timeline-mini { display: flex; flex-direction: column; gap: 6px; position: relative; padding-left: 14px; }
.timeline-mini::before {
  content: ""; position: absolute; left: 4px; top: 4px; bottom: 4px;
  width: 1.5px; background: color-mix(in oklab, var(--cream) 18%, transparent);
}
.tl-dot { position: absolute; left: 0; width: 9px; height: 9px; border-radius: 50%; background: var(--amber); border: 2px solid var(--ink); }
.tl-row { position: relative; padding: 4px 0 4px 14px; font-size: 11.5px; color: var(--cream); }
.tl-row .ty { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.1em; color: var(--amber); }
.tl-row::before { content: ""; position: absolute; left: -10px; top: 9px; width: 7px; height: 7px; border-radius: 50%; background: var(--amber); }

/* Attendance grid (Card 8) */
.att-grid { display: grid; grid-template-columns: repeat(8, 1fr); gap: 5px; }
.att-grid > span {
  aspect-ratio: 1; border-radius: 4px;
  background: var(--teal-50);
  animation: bubbleIn .5s cubic-bezier(.2,.7,.2,1) backwards;
}
.att-grid > span.absent { background: color-mix(in oklab, var(--coral) 26%, var(--paper)); }
.att-grid > span:nth-child(1) { animation-delay: 0s; }
.att-grid > span:nth-child(2) { animation-delay: .02s; }
.att-grid > span:nth-child(3) { animation-delay: .04s; }
.att-grid > span:nth-child(4) { animation-delay: .06s; }
.att-grid > span:nth-child(5) { animation-delay: .08s; }
.att-grid > span:nth-child(6) { animation-delay: .10s; }
.att-grid > span:nth-child(7) { animation-delay: .12s; }
.att-grid > span:nth-child(8) { animation-delay: .14s; }
.att-grid > span:nth-child(9) { animation-delay: .16s; }
.att-grid > span:nth-child(10) { animation-delay: .18s; }
.att-grid > span:nth-child(11) { animation-delay: .20s; }
.att-grid > span:nth-child(12) { animation-delay: .22s; }
.att-grid > span:nth-child(13) { animation-delay: .24s; }
.att-grid > span:nth-child(14) { animation-delay: .26s; }
.att-grid > span:nth-child(15) { animation-delay: .28s; }
.att-grid > span:nth-child(16) { animation-delay: .30s; }
@keyframes bubbleIn { from { opacity: 0; transform: scale(.4); } to { opacity: 1; transform: scale(1); } }

/* Feed mock (Card 9) */
.feed-mock { display: flex; gap: 12px; }
.feed-img {
  flex: 0 0 100px; height: 110px; border-radius: 12px;
  background: repeating-linear-gradient(135deg, var(--cream-2) 0 8px, var(--paper) 8px 16px);
  border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  color: var(--muted-2); font-size: 10px; font-family: var(--font-mono);
  letter-spacing: 0.05em;
}
.feed-meta { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.feed-title { font-size: 13px; font-weight: 500; color: var(--ink); }
.feed-by { font-size: 11px; color: var(--muted); }
.feed-likes { display: flex; align-items: center; gap: 6px; font-size: 11px; color: var(--muted); margin-top: 4px; }
.feed-likes .heart { color: var(--coral); }

/* Role list (Card 10) */
.role-stack { display: flex; flex-direction: column; gap: 6px; }
.role-line {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--paper); border: 1px solid var(--line);
  padding: 8px 12px; border-radius: 8px;
  font-size: 12px;
}
.role-line .rscope { font-family: var(--font-mono); font-size: 10px; }
.role-line .rscope.full { color: var(--teal-700); }
.role-line .rscope.class { color: var(--coral); }
.role-line .rscope.sub { color: var(--amber); }
.role-line .rscope.muted { color: var(--muted); }

/* Pin/moderation (Card 11) */
.pin-card {
  background: var(--paper); border: 1px solid var(--line);
  border-left: 3px solid var(--amber);
  border-radius: 10px;
  padding: 12px;
  position: relative;
}
.pin-card::after {
  content: "📌";
  position: absolute;
  top: -6px; right: 10px;
  font-size: 14px;
  transform: rotate(20deg);
  animation: pinSway 4s ease-in-out infinite;
  transform-origin: top center;
}
@keyframes pinSway { 0%, 100% { transform: rotate(15deg); } 50% { transform: rotate(25deg); } }

/* Dashboard mini (Card 12) */
.dash-mini { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.dash-stat {
  background: color-mix(in oklab, var(--paper) 8%, transparent);
  border: 1px solid color-mix(in oklab, var(--cream) 14%, transparent);
  padding: 10px;
  border-radius: 10px;
}
.dash-stat .dlbl { font-family: var(--font-mono); font-size: 9.5px; letter-spacing: 0.08em; color: color-mix(in oklab, var(--cream) 60%, transparent); text-transform: uppercase; }
.dash-stat .dval { font-size: 22px; font-weight: 500; letter-spacing: -0.02em; color: var(--cream); margin-top: 4px; }
.dash-stat .dbar {
  height: 4px; background: color-mix(in oklab, var(--cream) 10%, transparent);
  border-radius: 2px; margin-top: 8px; overflow: hidden;
}
.dash-stat .dbar > span {
  display: block; height: 100%; background: var(--amber);
  transform-origin: left;
  animation: barGrow 1.4s cubic-bezier(.2,.7,.2,1) forwards;
}

/* Bento footer link */
.bento-foot {
  margin-top: 28px;
  display: flex;
  justify-content: center;
}

/* ============ App / Browser frames inside bento ============ */

/* Phone frame for mobile app screenshots */
.b-phone {
  position: relative;
  width: 100%;
  margin: 0 auto;
  aspect-ratio: 9/19.5;
  max-width: 180px;
  background: #15151a;
  border-radius: 22px;
  padding: 6px;
  box-shadow: 0 24px 50px -24px rgba(11,42,48,.4),
              0 6px 14px -6px rgba(11,42,48,.18);
  border: 1px solid #2a2a30;
  transition: transform .4s cubic-bezier(.2,.7,.2,1);
}
.b-phone .b-phone-inner {
  width: 100%; height: 100%;
  background: #fff;
  border-radius: 17px;
  overflow: hidden;
  position: relative;
}
.b-phone img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.b-phone .notch {
  /* Android-style frame — no notch. Kept selector so existing markup doesn't need to change. */
  display: none;
}
.bento-card:hover .b-phone { transform: translateY(-4px) rotate(-1deg); }

/* Dual phones, slightly fanned (for events / chat) */
.b-phones-dual {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  justify-content: center;
  position: relative;
}
.b-phones-dual .b-phone:first-child {
  transform: rotate(-3deg) translateY(8px);
  max-width: 150px;
}
.b-phones-dual .b-phone:last-child {
  transform: rotate(3deg);
  max-width: 150px;
}
.bento-card:hover .b-phones-dual .b-phone:first-child {
  transform: rotate(-5deg) translateY(2px);
}
.bento-card:hover .b-phones-dual .b-phone:last-child {
  transform: rotate(5deg) translateY(-4px);
}

/* Browser frame for web app screenshots */
.b-browser {
  background: #fff;
  border: 1px solid color-mix(in oklab, var(--cream) 14%, var(--line));
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 18px 40px -20px rgba(11,42,48,.3),
              0 4px 10px -4px rgba(11,42,48,.1);
  transition: transform .4s cubic-bezier(.2,.7,.2,1);
}

/* Laptop frame for admin/web showcases */
.b-laptop {
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  transition: transform .4s cubic-bezier(.2,.7,.2,1);
}
.b-laptop .b-laptop-screen {
  background: #15151a;
  border-radius: 14px 14px 4px 4px;
  padding: 12px 12px 14px;
  box-shadow: 0 18px 40px -18px rgba(11,42,48,.35),
              0 4px 10px -4px rgba(11,42,48,.1);
  position: relative;
}
.b-laptop .b-laptop-screen::before {
  content: "";
  position: absolute;
  top: 4px; left: 50%;
  transform: translateX(-50%);
  width: 36px;
  height: 4px;
  background: #2a2a30;
  border-radius: 2px;
}
.b-laptop .b-laptop-inner {
  background: #fff;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid #2a2a30;
  display: block;
}
.b-laptop .b-laptop-inner img {
  width: 100%;
  display: block;
}
.b-laptop .b-laptop-base {
  height: 14px;
  background: linear-gradient(180deg, #cdcdd3 0%, #9a9aa1 50%, #6c6c74 100%);
  border-radius: 0 0 22px 22px;
  position: relative;
  margin: -3px -22px 0;
  filter: drop-shadow(0 14px 18px rgba(11,42,48,.12));
}
.b-laptop .b-laptop-base::after {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 90px;
  height: 5px;
  background: #6c6c74;
  border-radius: 0 0 8px 8px;
  box-shadow: inset 0 -1px 0 rgba(0,0,0,.2);
}
.bento-card:hover .b-laptop { transform: translateY(-4px); }
.b-browser-bar {
  background: color-mix(in oklab, var(--cream) 50%, var(--paper));
  border-bottom: 1px solid var(--line);
  padding: 7px 10px;
  display: flex; align-items: center; gap: 8px;
}
.b-browser-bar .tlights {
  display: flex; gap: 4px;
}
.b-browser-bar .tlights span {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--line);
}
.b-browser-bar .tlights span:nth-child(1) { background: #f7b3a3; }
.b-browser-bar .tlights span:nth-child(2) { background: #fadeb1; }
.b-browser-bar .tlights span:nth-child(3) { background: #b8dad1; }
.b-browser-bar .url {
  font-family: var(--font-mono);
  font-size: 9.5px;
  color: var(--muted-2);
  background: var(--paper);
  padding: 2px 8px;
  border-radius: 4px;
  border: 1px solid var(--line);
  margin-left: 4px;
}
.b-browser img {
  width: 100%;
  display: block;
}
.bento-card:hover .b-browser { transform: translateY(-3px); }

/* Coming-soon hero illustration (for attendance, payroll etc.) */
.b-illus {
  background: linear-gradient(180deg,
    color-mix(in oklab, var(--teal-50) 60%, var(--paper)),
    var(--paper));
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px;
  position: relative;
  overflow: hidden;
}
.b-illus.coral {
  background: linear-gradient(180deg,
    color-mix(in oklab, var(--coral) 12%, var(--paper)),
    var(--paper));
}
.b-illus.amber {
  background: linear-gradient(180deg,
    color-mix(in oklab, var(--amber) 14%, var(--paper)),
    var(--paper));
}

/* Bento footer link */
.bento-foot a {
  font-size: 14px;
  color: var(--teal-700);
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: 999px;
  transition: background .2s;
}
.bento-foot a:hover { background: var(--teal-50); }
.bento-foot a:hover svg { transform: translateX(3px); }
.bento-foot a svg { transition: transform .2s; }

@media (max-width: 1024px) {
  .bento { grid-template-columns: repeat(2, 1fr); }
  .bento-card.span-2 { grid-column: span 2; }
  .bento-card.span-3 { grid-column: span 2; }
}
@media (max-width: 640px) {
  .bento { grid-template-columns: 1fr; }
  .bento-card.span-2 { grid-column: span 1; }
  .bento-card.span-3 { grid-column: span 1; }
}

/* ============ Site-wide motion ============ */
html { scroll-behavior: smooth; }

[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .8s cubic-bezier(.2,.7,.2,1),
              transform .8s cubic-bezier(.2,.7,.2,1);
  will-change: opacity, transform;
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-reveal][data-delay="1"].is-visible { transition-delay: .08s; }
[data-reveal][data-delay="2"].is-visible { transition-delay: .16s; }
[data-reveal][data-delay="3"].is-visible { transition-delay: .24s; }
[data-reveal][data-delay="4"].is-visible { transition-delay: .32s; }
[data-reveal][data-delay="5"].is-visible { transition-delay: .40s; }
[data-reveal][data-delay="6"].is-visible { transition-delay: .48s; }

/* Subtle pulsing dot in hero eyebrow */
.hero-eyebrow-row .dot {
  animation: dotPulse 2.5s ease-in-out infinite;
}
@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 0 4px color-mix(in oklab, var(--coral) 22%, transparent); }
  50% { box-shadow: 0 0 0 8px color-mix(in oklab, var(--coral) 8%, transparent); }
}

/* Nav links underline animation */
.nav-links a {
  transition: color .15s;
}
.nav-links a::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -4px;
  height: 1.5px;
  background: var(--teal-700);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s cubic-bezier(.2,.7,.2,1);
}
.nav-links a:hover::after { transform: scaleX(1); }

/* Card hover lift for problems, role, coming-soon */
.problem-card, .coming-card {
  transition: transform .3s cubic-bezier(.2,.7,.2,1),
              box-shadow .3s ease,
              border-color .2s;
}
.problem-card:hover, .coming-card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in oklab, var(--teal-600) 35%, var(--line));
  box-shadow: 0 14px 30px -16px rgba(11,42,48,.18);
}

/* Stat counter scale-in on reveal */
.stat[data-reveal].is-visible .stat-val { animation: countPop .8s cubic-bezier(.2,.9,.2,1.2) .1s backwards; }
@keyframes countPop {
  from { opacity: 0; transform: translateY(8px) scale(.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  [data-reveal] { opacity: 1; transform: none; }
}