/* ==========================================================================
   CyberXplainer Academy – Global Styles
   ========================================================================== */

/* ---- CSS Reset ---- */
*,
*::before,
*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
img, svg, video { display: block; max-width: 100%; }
button, input, textarea, select { font: inherit; color: inherit; }
a { text-underline-offset: 2px; }

/* ---- Theme Variables ---- */
:root {
  --bg: #0d0d0d;
  --surface: #121212;
  --surface-2: #1a1a1a;
  --border: #222;
  --text: #e5e7eb;
  --text-muted: #9aa4ac;
  --accent-green: #00ff99;
  --accent-blue: #00ccff;
  --accent-amber: #f59e0b;
  --accent-red: #ef4444;

  --radius: 12px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --container: 1120px;
}

html, body {
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, Roboto, sans-serif;
  line-height: 1.6;
}

/* ---- Helpers ---- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 1rem; }
.row { display: flex; gap: 1rem; }
.row.center { align-items: center; }
.row.between { justify-content: space-between; }
.accent { color: var(--accent-green); }
.sr-only { position: absolute; width: 1px; height: 1px; clip: rect(0 0 0 0); overflow: hidden; }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--accent-green); color: #0b0b0b; padding: .5rem .75rem; border-radius: .5rem; z-index: 9999; }
.skip-link:focus { left: .5rem; }

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background-color: #1e1e1e;
  border-bottom: 1px solid var(--border);
}
.site-header .container,
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand/Logo */
.site-header .brand {
  display: inline-flex !important;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
}
.site-header .brand img,
.site-header .logo {
  height: 50px !important;
  width: auto !important;
  display: inline-block !important;
}
.brand-text {
  color: #fff;
  font-weight: 700;
  font-size: 1rem;
}

/* Hamburger toggle */
.nav-toggle {
  display:inline-flex; flex-direction:column; gap:4px;
  background:none; border:0; width:40px; height:40px;
  align-items:center; justify-content:center; cursor:pointer;
  position:relative; z-index:1100;
}
.nav-toggle .bar{ width:22px; height:2px; background:var(--text); border-radius:2px; transition:transform .25s ease, opacity .2s; }
.site-header.is-open .nav-toggle .bar:nth-child(1){ transform: translateY(6px) rotate(45deg); }
.site-header.is-open .nav-toggle .bar:nth-child(2){ opacity:0; }
.site-header.is-open .nav-toggle .bar:nth-child(3){ transform: translateY(-6px) rotate(-45deg); }

/* Base nav links */
.primary-nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 1rem; }
.primary-nav a { color: var(--text); text-decoration: none; padding: .45rem .7rem; border-radius: .6rem; }
.primary-nav a:hover { color: var(--accent-green); background: rgba(34,197,94,.08); }
.primary-nav a.active { background: var(--accent-green); color: #0b0b0b; }

/* Desktop nav */
@media (min-width: 900px) {
  .nav-toggle { display: none; }
  .primary-nav {
    position: static !important;
    transform: none !important;
    background: transparent !important;
    padding: 0 !important;
    display: block !important;
    margin-left: auto;
  }
  .primary-nav ul { flex-direction: row; gap: 20px; }
  .primary-nav a { padding: 8px 12px; font-weight: 600; }
}

/* Mobile overlay nav */
@media (max-width: 899.98px) {
  .primary-nav {
    position: fixed;
    inset: 0;
    transform: translateY(-100%);
    background: #0d0d0d;
    padding: 84px 24px 24px;
    z-index: 1050;
    transition: transform .28s ease;
  }
  .site-header.is-open .primary-nav { transform: translateY(0); }
  .primary-nav ul { flex-direction: column; gap: 16px; }
  .primary-nav a { display:block; font-weight:700; padding:14px 12px; }
  .site-header.is-open .primary-nav a.active { background: transparent !important; color: #fff !important; }
  .site-header.is-open .primary-nav a:hover { background: #122017; color: #00ff99; }
}
body.nav-open { overflow: hidden; position: fixed; width: 100%; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer { border-top: 1px solid var(--border); background: var(--surface); margin-top: 3rem; }
.site-footer .container { display: flex; justify-content: space-between; gap: 1rem; padding: 1.25rem 1rem; }
.footer-nav { list-style: none; display: flex; gap: 1rem; }
.footer-nav a { color: var(--text); padding: .35rem .55rem; border-radius: .5rem; text-decoration: none; }
.footer-nav a:hover { color: var(--accent-green); background: rgba(34,197,94,.08); }
.footer-nav a.active { background: var(--accent-green); color: #0b0b0b; }
.fineprint { color: var(--text-muted); font-size: .9rem; }
@media (max-width: 720px) { .site-footer .container { flex-direction: column; align-items: flex-start; } }

/* ==========================================================================
   Hero / Sections / Cards
   ========================================================================== */
.hero { padding: 2rem 0; display: grid; gap: 1rem; }
.hero .lead { color: var(--text-muted); }
.section { padding: 2rem 0; }
.section-head { margin-bottom: 1rem; }
.h3 { font-size: 1.25rem; margin-bottom: .35rem; }
.cards { display: grid; gap: 1rem; }
.cards.three { grid-template-columns: 1fr; }
@media (min-width: 900px) { .cards.three { grid-template-columns: repeat(3, 1fr); } }
.card { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; box-shadow: var(--shadow); }
.callout { background: rgba(34,197,94,.1); border: 1px solid rgba(34,197,94,.25); border-radius: var(--radius); padding: 1rem; }

/* ==========================================================================
   Buttons / Badges
   ========================================================================== */
.btn { display:inline-flex; align-items:center; justify-content:center; border-radius:.75rem; padding:.6rem .9rem; text-decoration:none; font-weight:600; border:1px solid var(--border); background:var(--surface-2); color:var(--text); }
.btn:hover { border-color: var(--accent-green); color: var(--accent-green); }
.btn-primary { background: var(--accent-green); border-color: var(--accent-green); color: #0b0b0b; }
.btn-outline { border-color: var(--accent-green); color: var(--accent-green); }
.btn-outline:hover { background: rgba(34,197,94,.1); }
.badge { display:inline-block; font-size:.75rem; font-weight:700; padding:.25rem .5rem; border-radius:.5rem; }
.badge-green { color:#10b981; background:rgba(34,197,94,.12); border:1px solid rgba(34,197,94,.35); }
.badge-amber { color:#f59e0b; background:rgba(245,158,11,.12); border:1px solid rgba(245,158,11,.35); }
.badge-red { color:#ef4444; background:rgba(239,68,68,.12); border:1px solid rgba(239,68,68,.35); }

/* ==========================================================================
   Challenge Grids
   ========================================================================== */
.challenge-grid { display: grid; gap: 1rem; }
@media (min-width: 640px) { .challenge-grid { grid-template-columns: repeat(2,1fr); } }
@media (min-width: 980px) { .challenge-grid { grid-template-columns: repeat(3,1fr); } }
.challenge { background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; box-shadow: var(--shadow); }
.challenge:hover { border-color: var(--accent-green); box-shadow: 0 14px 35px rgba(0,0,0,.45); }
.challenge h3 { margin-bottom: .35rem; }
.challenge .meta { color: var(--text-muted); }
.challenge .status { margin-top:.5rem; padding:.2rem .6rem; border-radius:12px; font-size:.75rem; font-weight:600; text-transform:uppercase; }
.challenge .status[data-status="not-started"] { background:#222; color:#bbb; border:1px solid #444; }
.challenge .status[data-status="in-progress"] { background:rgba(245,158,11,.12); color:#fbbf24; border:1px solid rgba(245,158,11,.35); }
.challenge .status[data-status="completed"] { background:rgba(16,185,129,.12); color:#10b981; border:1px solid rgba(16,185,129,.35); }

/* ==========================================================================
   Forms / Contact
   ========================================================================== */
label { font-weight:600; }
input, textarea, select { width:100%; padding:.75rem; border-radius:.6rem; border:1px solid var(--border); background:#0f0f0f; color:var(--text); }
input:focus, textarea:focus { outline:2px solid var(--accent-green); border-color:var(--accent-green); }
.contact-form { max-width:760px; margin:0 auto; display:grid; gap:1rem; background:var(--surface-2); padding:1.25rem; border-radius:var(--radius); border:1px solid var(--border); }
.contact-form .grid-2 { display:grid; gap:1rem; grid-template-columns:1fr; }
@media(min-width:640px){ .contact-form .grid-2{ grid-template-columns:1fr 1fr; } }

/* ==========================================================================
   Responsive Spacing Fixes
   ========================================================================== */
.container { padding-left:1.25rem; padding-right:1.25rem; }
@media(min-width:768px){ .container{ padding-left:2rem; padding-right:2rem; } }
@media(min-width:1200px){ .container{ padding-left:2.25rem; padding-right:2.25rem; } }
.hero { padding-top:clamp(1.25rem,4vw,3rem); padding-bottom:clamp(1rem,3.5vw,2.5rem); }
.section { padding-top:clamp(1.25rem,3.2vw,2.5rem); padding-bottom:clamp(1.25rem,3.2vw,2.5rem); }

/* Fix primary button hover text visibility */
.btn-primary {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #0b0b0b; /* always dark text */
}

.btn-primary:hover,
.btn-primary:focus {
  background: #00e68a; /* slightly brighter/darker variant if you want */
  border-color: #00e68a;
  color: #0b0b0b !important; /* force dark text */
}
/* Primary button with cyber hover effect */
.btn-primary {
  background: var(--accent-green);
  border-color: var(--accent-green);
  color: #0b0b0b;
  transition: background .2s ease, transform .15s ease, box-shadow .2s ease;
}

.btn-primary:hover,
.btn-primary:focus {
  background: #00e68a; /* slightly different green */
  border-color: #00e68a;
  color: #0b0b0b !important;
  transform: translateY(-2px); /* subtle lift */
  box-shadow: 0 0 12px rgba(0, 255, 153, 0.6); /* neon glow */
}
/* ========================================================================== 
   Social / Connect Section
   ========================================================================== */
.social-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.social-links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: .6rem 1rem;
  border-radius: var(--radius);
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: all 0.25s ease;
}

.social-links a:hover {
  border-color: var(--accent-green);
  color: var(--accent-green);
  background: rgba(0, 255, 153, 0.08);
  transform: translateY(-2px);
  box-shadow: 0 0 12px rgba(0, 255, 153, 0.4);
}

.social-links a svg {
  width: 18px;
  height: 18px;
  fill: currentColor;
}

/* Flip Card Styles */
.flip-card {
  background-color: transparent;
  perspective: 1000px;
  height: 300px; /* Adjust based on your content */
}

.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  text-align: center;
  transition: transform 0.6s;
  transform-style: preserve-3d;
}

.flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front,
.flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  border-radius: 0.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 1.5rem;
}

.flip-card-front {
  background: var(--card-bg, #1a1a1a);
  border: 1px solid var(--border, #333);
}

.flip-card-back {
  background: var(--card-bg, #1a1a1a);
  border: 1px solid var(--border, #333);
  transform: rotateY(180deg);
  padding: 1rem;
}

.flip-card-back img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0.5rem;
}

/* Make sure the card class doesn't conflict */
.flip-card.card {
  background: transparent;
}

/* Optional: Add a hint for users to hover */
.flip-card::after {
  content: "Hover to see photo";
  position: absolute;
  bottom: 1rem;
  left: 50%;
  transform: translateX(-50%);
  font-size: 0.75rem;
  color: var(--text-muted, #888);
  opacity: 0.7;
  pointer-events: none;
}

.flip-card:hover::after {
  opacity: 0;
}

/* Mobile: Tap to flip instead of hover */
@media (max-width: 768px) {
  .flip-card::after {
    content: "Tap to see photo";
  }
  
  /* Enable tap-to-flip on mobile */
  .flip-card.flipped .flip-card-inner {
    transform: rotateY(180deg);
  }
}
/* ---- Brevo embed: dark-mode + layout normalization ---- */
#academy-brevo .sib-form,
#academy-brevo #sib-container {
  background: transparent !important;     /* inherit our card bg */
  border: 0 !important;
  box-shadow: none !important;
}

/* Use our card as the visible container */
#academy-brevo .sib-form-container { width: 100%; }

/* Inputs look like our native fields */
#academy-brevo input[type="text"],
#academy-brevo input[type="email"],
#academy-brevo textarea {
  width: 100%;
  padding: .75rem;
  border-radius: .6rem;
  border: 1px solid var(--border);
  background: #0f0f0f;
  color: var(--text);
}
#academy-brevo input:focus,
#academy-brevo textarea:focus {
  outline: 2px solid var(--accent-green);
  border-color: var(--accent-green);
}

/* Headings/labels in our colors */
#academy-brevo .entry__label,
#academy-brevo label { color: var(--text); font-weight: 600; }

/* Fix checkbox: use native with accent color, align text */
#academy-brevo input[type="checkbox"] {
  appearance: auto;
  width: 18px; height: 18px;
  margin: 0 .5rem 0 0;
  accent-color: var(--accent-green);
  vertical-align: middle;
}
#academy-brevo .optin-row { display: flex; align-items: center; }
#academy-brevo .optin-label { display: flex; align-items: center; gap: .5rem; color: var(--text-muted); }

/* Button uses our primary style */
#academy-brevo .sib-form-block__button {
  all: unset; /* reset Brevo styles */
}
#academy-brevo .sib-form .actions .btn {
  display: inline-flex;
}

/* ==========================================================================
   Brevo (sibforms) — CyberXplainer Academy dark UI
   ========================================================================== */

/* 1) Layout & container (center it, use our card look) */
.sib-form { 
  background: transparent !important; 
  padding: 0 !important; 
  margin: 0 auto !important;
}
#sib-form-container {
  max-width: 720px !important;
  margin: 0 auto !important;
  background: var(--surface-2) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow);
  padding: 1.25rem !important;
}
#sib-container {
  background: transparent !important;
  border: 0 !important;
  box-shadow: none !important;
  padding: 0 !important;
}

/* 2) Typography & colors */
#sib-container p,
#sib-container label,
#sib-container .entry__label,
#sib-container .sib-form-block p {
  color: var(--text) !important;
  font-family: Inter, Roboto, system-ui, -apple-system, Segoe UI, Helvetica, Arial, sans-serif !important;
}

#sib-container a {
  color: var(--accent-blue) !important;
  text-decoration: underline !important;
}

/* 3) Headings Brevo injects (e.g., "Sign Up") */
#sib-container .sib-form-block p {
  font-weight: 800 !important;
  font-size: 1.375rem !important; /* ≈22px to match .h3 */
  margin: 0 0 .75rem !important;
}

/* 4) Inputs */
#sib-container input[type="text"],
#sib-container input[type="email"],
#sib-container textarea {
  width: 100% !important;
  padding: .75rem .9rem !important;
  border-radius: .6rem !important;
  border: 1px solid var(--border) !important;
  background: #0f0f0f !important;
  color: var(--text) !important;
  font-size: 1rem !important;
}
#sib-container input::placeholder,
#sib-container textarea::placeholder {
  color: var(--text-muted) !important;
}
#sib-container input:focus,
#sib-container textarea:focus {
  outline: 2px solid var(--accent-green) !important;
  border-color: var(--accent-green) !important;
}

/* 5) Checkbox (disable Brevo's custom sprite, use native) */
#sib-container .input_replaced {
  appearance: auto !important;
  position: static !important;
  width: 18px !important;
  height: 18px !important;
  margin: 0 .5rem 0 0 !important;
  border: none !important;
  background: transparent !important;
}
#sib-container input[type="checkbox"] { 
  accent-color: var(--accent-green) !important; 
}
#sib-container .entry__choice > label,
#sib-container .optin-row .optin-label {
  display: flex !important;
  align-items: center !important;
  gap: .5rem !important;
  color: var(--text-muted) !important;
}

/* 6) Submit button (use our primary style) */
#sib-container .sib-form-block__button,
#sib-container button[type="submit"] {
  background: var(--accent-green) !important;
  border: 1px solid var(--accent-green) !important;
  color: #0b0b0b !important;
  font-weight: 700 !important;
  font-size: 1rem !important;
  padding: .75rem 1.25rem !important;
  border-radius: .75rem !important;
  cursor: pointer !important;
  transition: transform .2s ease, box-shadow .2s ease !important;
}
#sib-container .sib-form-block__button:hover,
#sib-container button[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 12px rgba(0,255,153,.45);
}

/* 7) Success/Error messages */
#sib-form-container #error-message,
#sib-form-container #success-message {
  font-size: .95rem !important;
  border-radius: .5rem !important;
  padding: .75rem 1rem !important;
  margin: 0 0 1rem 0 !important;
}
#sib-form-container #error-message {
  background: rgba(239,68,68,.12) !important;
  border: 1px solid rgba(239,68,68,.35) !important;
  color: #f87171 !important;
}
#sib-form-container #success-message {
  background: rgba(16,185,129,.12) !important;
  border: 1px solid rgba(16,185,129,.35) !important;
  color: #34d399 !important;
}

/* 8) Remove odd paddings Brevo injects */
#sib-form-container [style*="padding: 8px 0"] {
  padding: .75rem 0 !important;
}

/* 9) Remove decorative sphere icon block for a cleaner look */
#sib-form-container .declaration-block-icon { display: none !important; }

/* 10) Responsive tweaks */
@media (max-width: 640px) {
  #sib-form-container { padding: 1rem !important; }
  #sib-container .sib-form-block p { font-size: 1.2rem !important; }
}
/* ================================
   Brevo embed – precise resets
   ================================ */

/* Container look + centering */
.sib-form { background: transparent !important; padding: 0 !important; }
#sib-form-container {
  max-width: 720px !important;
  margin: 0 auto !important;
  background: var(--surface-2) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  box-shadow: var(--shadow);
  padding: 1.25rem !important;
}
#sib-container { background: transparent !important; border: 0 !important; box-shadow: none !important; padding: 0 !important; }

/* Base typography inside Brevo */
#sib-container { font-size: 16px !important; line-height: 1.55 !important; }
#sib-container p,
#sib-container label,
#sib-container .entry__label { color: var(--text) !important; font-family: Inter, Roboto, system-ui, -apple-system, Segoe UI, Helvetica, Arial, sans-serif !important; }

/* HEADINGS
   Only the FIRST block's <p> is styled like a section title.
   Everything else stays normal size. */
#sib-container .sib-form-block:first-of-type p {
  font-weight: 800 !important;
  font-size: 1.5rem !important;            /* ≈24px */
  margin: 0 0 .75rem !important;
}
#sib-container .sib-form-block p:not(:first-of-type) {
  font-size: 1rem !important;
  font-weight: 600 !important;
}

/* Inputs */
#sib-container input[type="text"],
#sib-container input[type="email"],
#sib-container textarea {
  width: 100% !important;
  padding: .75rem .9rem !important;
  border-radius: .6rem !important;
  border: 1px solid var(--border) !important;
  background: #0f0f0f !important;
  color: var(--text) !important;
  font-size: 1rem !important;
}
#sib-container input::placeholder,
#sib-container textarea::placeholder { color: var(--text-muted) !important; }
#sib-container input:focus,
#sib-container textarea:focus { outline: 2px solid var(--accent-green) !important; border-color: var(--accent-green) !important; }

/* Consent / checkbox row */
#sib-container .declaration-block-icon { display: none !important; } /* remove blue emblem */
#sib-container .entry__choice > label { 
  display: flex !important; 
  align-items: center !important; 
  gap: .6rem !important; 
  font-weight: 500 !important; 
  color: var(--text) !important; 
}
#sib-container .entry__choice p { 
  margin: 0 !important; 
  font-size: 1rem !important;      /* critical: prevent huge paragraph */
  font-weight: 600 !important; 
  color: var(--text) !important; 
}
#sib-container .input_replaced {   /* use native checkbox instead of Brevo sprite */
  appearance: auto !important;
  width: 18px !important;
  height: 18px !important;
  margin: 0 .25rem 0 0 !important;
  background: transparent !important;
  border: 0 !important;
}
#sib-container input[type="checkbox"] { accent-color: var(--accent-green) !important; }

/* Button */
#sib-container .sib-form-block__button,
#sib-container button[type="submit"] {
  background: var(--accent-green) !important;
  border: 1px solid var(--accent-green) !important;
  color: #0b0b0b !important;
  font-weight: 700 !important;
  font-size: 1rem !important;
  padding: .75rem 1.25rem !important;
  border-radius: .75rem !important;
  cursor: pointer !important;
  transition: transform .2s ease, box-shadow .2s ease !important;
}
#sib-container .sib-form-block__button:hover,
#sib-container button[type="submit"]:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 12px rgba(0,255,153,.45);
}

/* Messages */
#sib-form-container #error-message,
#sib-form-container #success-message {
  font-size: .95rem !important;
  border-radius: .5rem !important;
  padding: .75rem 1rem !important;
  margin: 0 0 1rem 0 !important;
}
#sib-form-container #error-message { background: rgba(239,68,68,.12) !important; border: 1px solid rgba(239,68,68,.35) !important; color: #f87171 !important; }
#sib-form-container #success-message { background: rgba(16,185,129,.12) !important; border: 1px solid rgba(16,185,129,.35) !important; color: #34d399 !important; }

/* Trim Brevo inline paddings */
#sib-form-container [style*="padding: 8px 0"] { padding: .75rem 0 !important; }

/* Mobile spacing */
@media (max-width: 640px) {
  #sib-form-container { padding: 1rem !important; }
}