/* ═══════════════════════════════════════════
   FEATURES PAGE - MASTER STYLESHEET
═══════════════════════════════════════════ */

/* --- Scroll Lock & Overscroll Containment --- */
html.modal-open,
body.modal-open {
    overflow: hidden !important;
    height: 100vh !important;
    touch-action: none;
}

/* --- Hero Section --- */
.features-hero {
  position: relative;
  text-align: center;
  padding: 180px 1.5rem 80px;
  overflow: hidden;
}

.features-hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(107, 93, 232, 0.15) 0%, rgba(23, 23, 23, 0) 70%);
  z-index: 0;
  pointer-events: none;
}

.features-hero-content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-pill {
  display: inline-flex;
  margin: 0 auto 1.5rem;
}

.premium-search {
  width: 100%;
  max-width: 600px;
  margin-top: 2.5rem;
}

.search-glass-container {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  padding: 0.5rem 1.5rem;
  height: 64px;
  transition: var(--transition-smooth);
}

.search-glass-container:focus-within {
  border-color: var(--accent-purple);
  box-shadow: 0 0 20px rgba(107, 93, 232, 0.2);
  background: rgba(255, 255, 255, 0.06);
}

.search-icon {
  color: var(--text-secondary);
  font-size: 1.2rem;
  margin-right: 1rem;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1.05rem;
  outline: none;
  width: 100%;
}

/* --- Category Cards Grid --- */
.features-grid-container {
    max-width: 1200px;
    margin: 0 auto 6rem;
    padding: 0 1.5rem;
}

.feat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.feat-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-lg);
    padding: 2rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    display: flex;
    flex-direction: column;
}

.feat-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    background: radial-gradient(circle at top right, rgba(168, 85, 247, 0.1), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.feat-card:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--accent-purple);
    box-shadow: 0 20px 40px -10px rgba(107, 93, 232, 0.2);
}

.feat-card:hover::before {
    opacity: 1;
}

.fc-icon {
    width: 56px;
    height: 56px;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-strong);
    color: var(--accent-purple);
    font-size: 1.5rem;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
    transition: all 0.3s ease;
}

.feat-card:hover .fc-icon {
    background: var(--accent-purple);
    color: white;
    transform: rotate(-5deg) scale(1.1);
}

.feat-card h3 {
    font-family: var(--font-heading);
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
    position: relative;
    z-index: 1;
}

.feat-card p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    flex-grow: 1;
    position: relative;
    z-index: 1;
}

/* Card CTA Link */
.fc-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-purple-light);
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: auto;
    position: relative;
    z-index: 1;
    transition: var(--transition-fast);
}

.fc-cta i {
    font-size: 0.85rem;
    transition: transform 0.3s ease;
}

.feat-card:hover .fc-cta {
    color: white;
}

.feat-card:hover .fc-cta i {
    transform: translateX(6px);
}

/* --- Modal Overlay & Container --- */
.feat-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    padding: 2rem;
    overscroll-behavior: contain;
}

.feat-modal-overlay.active {
    opacity: 1;
    pointer-events: auto;
}

.feat-modal-content {
    background: var(--bg-main);
    border: 1px solid var(--border-strong);
    border-radius: 24px;
    width: 100%;
    max-width: 1100px;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    transform: translateY(40px) scale(0.95);
    transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    overscroll-behavior: contain;
}

.feat-modal-overlay.active .feat-modal-content {
    transform: translateY(0) scale(1);
}

.feat-modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--border-subtle);
    color: var(--text-secondary);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
}

.feat-modal-close:hover {
    background: var(--bg-surface-light);
    color: white;
    transform: rotate(90deg);
}

.feat-modal-content::-webkit-scrollbar {
    width: 8px;
}
.feat-modal-content::-webkit-scrollbar-track {
    background: transparent;
}
.feat-modal-content::-webkit-scrollbar-thumb {
    background: var(--border-strong);
    border-radius: 10px;
}

/* --- Paired Sub-Feature Modal Layout --- */
.fm-header {
    padding: 2.5rem 2.5rem 1.5rem;
    text-align: center;
    border-bottom: 1px solid var(--border-subtle);
    background: radial-gradient(ellipse at top, rgba(168, 85, 247, 0.08), transparent 70%);
}

.fm-header .fm-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.25rem;
    background: var(--accent-purple);
    color: white;
    font-size: 1.8rem;
    border-radius: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 20px rgba(107, 93, 232, 0.3);
}

.fm-header h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.fm-header p {
    color: var(--text-secondary);
    font-size: 1.05rem;
}

.fm-body {
    padding: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.fm-subfeature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
    padding-bottom: 2.5rem;
    border-bottom: 1px solid var(--border-subtle);
}

.fm-subfeature-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.fm-info-col {
    display: flex;
    flex-direction: column;
}

.fm-fb-title {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

.fm-fb-title i {
    color: var(--accent-purple);
}

.fm-info-col > p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.25rem;
}

.capability-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
}

.cap-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.45rem 0.85rem;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.cap-chip:hover {
    background: rgba(168, 85, 247, 0.08);
    border-color: var(--accent-purple);
    color: white;
    transform: translateY(-2px);
}

.cap-chip i {
    color: var(--accent-purple-light);
}

.inline-chat-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.inline-chat-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    font-weight: 700;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-subtle);
}

.chat-group {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.chat-bubble {
    padding: 0.75rem 1rem;
    border-radius: 16px;
    font-size: 0.88rem;
    max-width: 90%;
    line-height: 1.4;
}

.chat-user {
    background: var(--accent-purple);
    color: white;
    align-self: flex-end;
    border-bottom-right-radius: 4px;
    box-shadow: 0 4px 12px rgba(107, 93, 232, 0.2);
}

.chat-axel {
    align-self: flex-start;
    display: flex;
    align-items: flex-end;
    gap: 0.5rem;
    max-width: 95%;
}

.axel-avatar {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--bg-surface-elevated);
    border: 1px solid var(--accent-purple);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-bottom: 2px;
}

.axel-avatar img {
    width: 12px;
    height: 12px;
}

.axel-text {
    background: var(--bg-surface-elevated);
    color: var(--text-primary);
    padding: 0.75rem 1rem;
    border-radius: 16px;
    border-bottom-left-radius: 4px;
    border: 1px solid var(--border-subtle);
    font-size: 0.88rem;
    line-height: 1.4;
}

/* --- Vision Modal Compact Image Preview Cards (Uncropped & Centered) --- */
.vision-preview-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    padding: 0.85rem;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    transition: var(--transition-smooth);
    max-width: 250px; /* Doubled size for high detail */
    width: 100%;
    justify-self: center; /* Centers card nicely in its column */
    align-self: center;
}

.vision-preview-card:hover {
    border-color: var(--accent-purple);
    transform: translateY(-2px);
}

.vision-preview-card img {
    width: 100%;
    height: auto; /* Preserves full image aspect ratio with zero cropping */
    border-radius: 12px;
    display: block;
}

.vision-preview-caption {
    font-size: 0.8rem;
    color: var(--text-secondary);
    text-align: center;
    padding: 0.25rem 0.5rem 0.1rem;
    font-weight: 500;
    line-height: 1.4;
}

@media (max-width: 900px) {
    .vision-preview-card {
        max-width: 100%; /* Spans naturally on mobile screens */
    }
}

/* --- Unlimited Capabilities Banner --- */
.vision-unlimited-card {
    grid-column: 1 / -1;
    background: radial-gradient(ellipse at top left, rgba(168, 85, 247, 0.12), transparent 70%), var(--bg-surface-elevated);
    border: 1px solid var(--border-strong);
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

.vision-unlimited-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.vision-unlimited-header h3 {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    color: var(--text-primary);
    margin: 0;
}

.vision-unlimited-header i {
    color: var(--accent-purple-light);
    font-size: 1.4rem;
}

.vision-unlimited-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.vision-example-item {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: 0.85rem 1rem;
    font-size: 0.88rem;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 0.6rem;
    line-height: 1.4;
}

.vision-example-item i {
    color: var(--accent-purple);
    margin-top: 0.15rem;
}

@keyframes orbPulse {
    0%, 100% { transform: scale(1); filter: brightness(1); }
    50% { transform: scale(1.08); filter: brightness(1.2); }
}

/* Toast Action Bar */
.v-action-bar {
    background: rgba(23, 23, 23, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 10px;
    padding: 0.5rem 0.65rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 4;
    gap: 0.5rem;
}

.v-action-text {
    font-size: 0.7rem;
    color: var(--text-secondary);
    line-height: 1.2;
}

.v-action-text strong {
    color: white;
    display: block;
}

.v-action-btn {
    background: rgba(255, 255, 255, 0.18);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 0.35rem 0.6rem;
    border-radius: 6px;
    font-weight: 600;
    font-size: 0.68rem;
    white-space: nowrap;
    cursor: pointer;
    transition: var(--transition-fast);
}

.v-action-btn:hover {
    background: var(--accent-purple);
    border-color: var(--accent-purple);
}

/* ═══════════════════════════════════════════
   RESPONSIVE BREAKPOINTS
═══════════════════════════════════════════ */

/* Laptops & Small Desktops (<= 1024px) */
@media (max-width: 1024px) {
    .features-hero {
        padding: 140px 1.5rem 60px;
    }
    .feat-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .feat-modal-content {
        max-width: 90vw;
    }
}

/* Tablets & Mobile Screens (<= 900px) */
@media (max-width: 900px) {
    .fm-subfeature-row {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    .feat-modal-overlay {
        padding: 1rem;
    }
    .fm-body {
        padding: 1.5rem;
    }
    .fm-header {
        padding: 2rem 1.5rem 1.25rem;
    }
    .fm-header h2 {
        font-size: 1.6rem;
    }
}

/* Small Phones (<= 600px) */
@media (max-width: 600px) {
    .feat-grid {
        grid-template-columns: 1fr;
    }
    .features-hero-glow {
        width: 500px;
        height: 500px;
    }
    .chat-bubble {
        max-width: 95%;
    }
    .feat-modal-close {
        top: 1rem;
        right: 1rem;
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
    .cap-chip {
        font-size: 0.8rem;
        padding: 0.35rem 0.7rem;
    }
}