/* ==========================================================================
   DRISHTI-PHARMA: MAIN STYLESHEET (UNIFIED DIMMED THEME)
   Cohesive Dark Medical Aesthetic • ECG Waveforms • Split-Camera System
   ========================================================================== */

@import './typography.css';

:root {
    --bg-primary: #050505;
    --bg-surface: #0a0e17;
    --bg-card: #0c101a;
    --border-dim: rgba(255, 255, 255, 0.08);
    --border-gold: rgba(250, 204, 21, 0.25);
    --neon-gold: #FACC15;
    --neon-gold-glow: rgba(250, 204, 21, 0.4);
    --text-primary: #F8FAFC;
    --text-muted: #94A3B8;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-body);
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #050505;
}
::-webkit-scrollbar-thumb {
    background: #1E293B;
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: #FACC15;
}

/* Background Canvas Layer */
#pillsCanvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    pointer-events: none;
    z-index: 1;
}

/* Ambient Subtle Vignette */
.ambient-glow {
    position: fixed;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at 50% 20%, rgba(250, 204, 21, 0.04) 0%, rgba(5, 5, 5, 0.98) 75%);
    pointer-events: none;
    z-index: 2;
}

/* Content Wrapper */
.content-wrapper {
    position: relative;
    z-index: 10;
    max-width: 1120px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ==========================================================================
   HEADER & NAVIGATION - SYSTEMATIC STRAIGHT ARRANGEMENT (NO FUMBLING)
   ========================================================================== */
.site-header {
    width: 100%;
    padding: 1rem 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 30;
    gap: 0.75rem;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.site-header::-webkit-scrollbar {
    display: none;
}

/* 4-Item Left Navigation - Straight Row */
.header-nav-left {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-shrink: 0;
    white-space: nowrap;
}

/* Centered Brand Column */
.brand-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex-shrink: 0;
    padding: 0 0.6rem;
}

.brand-title {
    font-family: var(--font-cyber);
    font-size: 1.45rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    color: #FFFFFF;
    text-transform: uppercase;
    line-height: 1.1;
    white-space: nowrap;
}

@media (min-width: 1024px) {
    .brand-title {
        font-size: 1.75rem;
    }
}

.brand-subtitle {
    font-family: var(--font-heading);
    font-size: 0.76rem;
    font-weight: 600;
    color: #94A3B8;
    letter-spacing: 0.07em;
    margin-top: 1px;
    white-space: nowrap;
}

.brand-badge {
    font-family: var(--font-mono);
    font-size: 0.62rem;
    font-weight: 700;
    color: var(--neon-gold);
    letter-spacing: 0.16em;
    margin-top: 2px;
    text-transform: uppercase;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    white-space: nowrap;
}

.brand-badge::before {
    content: '';
    display: inline-block;
    width: 5px;
    height: 5px;
    background-color: var(--neon-gold);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--neon-gold);
}

/* 4-Item Right Navigation - Straight Row */
.header-nav-right {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    flex-shrink: 0;
    white-space: nowrap;
}

.nav-link {
    font-family: var(--font-heading);
    font-size: 0.8rem;
    font-weight: 600;
    color: #94A3B8;
    text-decoration: none;
    transition: all 0.2s ease;
    cursor: pointer;
    background: transparent;
    border: none;
    padding: 0.3rem 0.55rem;
    border-radius: 6px;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
}

.nav-link:hover,
.nav-link.active {
    color: #FFFFFF;
    background: rgba(255, 255, 255, 0.06);
}

.nav-link.btn-more {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--neon-gold);
    border: 1px solid var(--border-gold);
    background: rgba(250, 204, 21, 0.06);
    padding: 0.25rem 0.65rem;
    border-radius: 8px;
}

.nav-link.btn-more:hover {
    background: rgba(250, 204, 21, 0.12);
    color: #FEF08A;
}

/* ==========================================================================
   ECG / HEARTBEAT BANNER ("WHAT IS DRISHTI-PHARMA?")
   ========================================================================== */
.hero-headline-section {
    margin: 2.5rem 0 1rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.ecg-container {
    width: 100%;
    max-width: 680px;
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.ecg-svg {
    width: 100%;
    height: 44px;
    overflow: visible;
}

.ecg-line {
    fill: none;
    stroke: #FFFFFF;
    stroke-width: 2.2;
    stroke-linecap: round;
    stroke-linejoin: round;
    filter: drop-shadow(0 0 4px rgba(255, 255, 255, 0.6)) drop-shadow(0 0 8px rgba(250, 204, 21, 0.3));
}

.ecg-pulse-dot {
    fill: var(--neon-gold);
    filter: drop-shadow(0 0 6px var(--neon-gold));
}

.hero-main-title {
    font-family: var(--font-display);
    font-size: 1.85rem;
    font-weight: 800;
    color: #FFFFFF;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    line-height: 1.25;
    padding: 0.5rem 1rem;
}

@media (min-width: 768px) {
    .hero-main-title {
        font-size: 2.4rem;
        letter-spacing: 0.09em;
    }
}

/* Clean Description Text Directly on Background (No Box) */
.hero-desc-text {
    max-width: 760px;
    margin: 1.25rem auto 3rem;
    text-align: center;
    font-size: 0.95rem;
    line-height: 1.75;
    color: #94A3B8;
    font-family: var(--font-body);
}

.hero-desc-text strong {
    color: #E2E8F0;
    font-weight: 600;
}

/* ==========================================================================
   CAMERA BOX & SPLIT-VIEW COMPONENT
   ========================================================================= */
.camera-box {
    background: var(--bg-surface);
    border: 1px solid var(--border-gold);
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.8), 0 0 15px rgba(250, 204, 21, 0.08);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    margin-bottom: 3.5rem;
}

.camera-box-header {
    background: rgba(10, 14, 23, 0.9);
    border-bottom: 1px solid var(--border-dim);
    padding: 0.75rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.camera-viewport {
    position: relative;
    width: 100%;
    min-height: 380px;
    background: #030508;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

/* Single Viewport View */
.single-viewport {
    width: 100%;
    height: 100%;
    min-height: 380px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

/* Split-View (Left: Original, Right: Enhanced) */
.split-viewport {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr;
    min-height: 380px;
}

@media (min-width: 768px) {
    .split-viewport {
        grid-template-columns: 1fr 1fr;
    }
}

.split-pane {
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.5rem;
    min-height: 380px;
}

.split-pane-left {
    background: #07090e;
    border-bottom: 1px solid var(--border-dim);
}

@media (min-width: 768px) {
    .split-pane-left {
        border-bottom: none;
        border-right: 1px solid var(--border-dim);
    }
}

.split-pane-right {
    background: #05070c;
}

/* Split Canvas Mount Area (Real Rendered & Captured Blister Images) */
.split-canvas-mount {
    margin: 1rem 0;
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 220px;
    background: rgba(10, 14, 23, 0.5);
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 0.5rem;
}

.split-canvas-mount canvas {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
    display: block;
}

.split-visual-card {
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid var(--border-dim);
    border-radius: 14px;
    padding: 2.5rem 1rem;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin: auto 0;
}

.glare-overlay-effect {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, transparent 50%, rgba(255, 255, 255, 0.08) 100%);
    pointer-events: none;
}

/* Controls Toolbar */
.camera-controls-bar {
    background: rgba(10, 14, 23, 0.95);
    border-top: 1px solid var(--border-dim);
    padding: 0.85rem 1.25rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

/* ==========================================================================
   UNIFIED CONTENT SECTIONS (DIAGNOSTICS, PIPELINE, BENCHMARKS, SDG)
   ========================================================================== */
.section-wrapper {
    margin-bottom: 4rem;
    scroll-margin-top: 2rem;
}

.section-title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-panel {
    background: var(--bg-surface);
    border: 1px solid var(--border-dim);
    border-radius: 18px;
    padding: 1.5rem;
}

/* ==========================================================================
   STATUS BADGES & BUTTONS (DIMMED THEME)
   ========================================================================== */
.badge-status {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 4px 10px;
    border-radius: 9999px;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    text-transform: uppercase;
}

.badge-safe {
    background: rgba(34, 197, 94, 0.12);
    color: #4ADE80;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-caution {
    background: rgba(245, 158, 11, 0.12);
    color: #FBBF24;
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.badge-expired {
    background: rgba(239, 68, 68, 0.15);
    color: #F87171;
    border: 1px solid rgba(239, 68, 68, 0.4);
}

.btn-cyber {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: var(--neon-gold);
    color: #000000;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.btn-cyber:hover {
    background: #FEF08A;
}

.btn-cyber-outline {
    font-family: var(--font-heading);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.04);
    color: #E2E8F0;
    border: 1px solid var(--border-dim);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s ease;
}

.btn-cyber-outline:hover {
    border-color: var(--border-gold);
    color: var(--neon-gold);
    background: rgba(250, 204, 21, 0.06);
}

/* Modals & Drawer */
.modal-backdrop,
.drawer-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    z-index: 100;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.modal-backdrop {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal-backdrop.open,
.drawer-backdrop.open {
    opacity: 1;
    pointer-events: auto;
}

.modal-card {
    background: #090D16;
    border: 1px solid var(--border-gold);
    border-radius: 18px;
    width: 100%;
    max-width: 640px;
    max-height: 85vh;
    overflow-y: auto;
    position: relative;
    padding: 2rem;
}

.drawer-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 100%;
    max-width: 440px;
    height: 100vh;
    background: #080C14;
    border-left: 1px solid var(--border-gold);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 110;
    display: flex;
    flex-direction: column;
}

.drawer-backdrop.open .drawer-panel {
    transform: translateX(0);
}


/* ==========================================================================
   DYNAMIC SCANNING GRAPHIC ANIMATION (DARK GOLD AESTHETIC)
   ========================================================================== */
@keyframes scanLaser {
    0% {
        top: 12%;
        opacity: 0.5;
    }
    50% {
        top: 82%;
        opacity: 1;
    }
    100% {
        top: 12%;
        opacity: 0.5;
    }
}

.scan-laser-line-animated {
    position: absolute;
    left: 8px;
    right: 8px;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, #FACC15 25%, #FEF08A 50%, #FACC15 75%, transparent 100%);
    box-shadow: 0 0 8px #FACC15, 0 0 14px rgba(250, 204, 21, 0.7);
    border-radius: 2px;
    animation: scanLaser 2.2s ease-in-out infinite;
    pointer-events: none;
}