@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@600;700;800;900&family=Cinzel+Decorative:wght@700;900&family=Inter:wght@400;500;600;700&family=Orbitron:wght@600;700;800;900&family=Rajdhani:wght@500;600;700&family=Share+Tech+Mono&family=Space+Grotesk:wght@500;600;700&display=swap');

:root {
    --bg-void: #02040a;
    --bg-dark: #050914;
    --bg-card: rgba(3, 7, 18, 0.82);
    --bg-input: rgba(4, 9, 24, 0.94);
    
    --neon-green: #00ff66;
    --neon-green-dim: #00cc52;
    --neon-green-glow: rgba(0, 255, 102, 0.4);
    --neon-green-subtle: rgba(0, 255, 102, 0.12);
    --neon-gold: #ffd700;
    --neon-gold-glow: rgba(255, 215, 0, 0.35);
    
    --text-white: #f0f6fc;
    --text-green: #00ff66;
    --text-gold: #ffd700;
    --text-muted: #8b9bb4;
    --text-dim: #50617a;
    
    --border-green: rgba(0, 255, 102, 0.35);
    --border-green-hover: rgba(0, 255, 102, 0.65);
    --border-subtle: rgba(255, 255, 255, 0.08);
    
    /* Global Normal Typography */
    --font-marvel: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-brand: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-heading: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-tech: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-body: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --font-mono: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
    overflow-x: hidden !important;
    width: 100% !important;
    max-width: 100vw !important;
}

body {
    position: relative;
    min-height: 100vh;
    width: 100% !important;
    max-width: 100vw !important;
    background-color: var(--bg-void);
    /* Avengers Doomsday Cathedral Backdrop */
    background-image: 
        radial-gradient(ellipse at 50% 15%, rgba(0, 255, 102, 0.08) 0%, transparent 65%),
        linear-gradient(rgba(2, 4, 10, 0.84), rgba(2, 4, 10, 0.92)),
        url('doomsday-bg.jpg');
    background-size: cover;
    background-position: center 25%;
    background-attachment: fixed;
    background-repeat: no-repeat;
    color: var(--text-white);
    font-family: var(--font-body);
    overflow-x: hidden !important;
    line-height: 1.5;
}

/* Background Matrix Canvas */
#cyber-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
    pointer-events: none;
}

/* Cyber Scanlines & Circuit Traces */
.cyber-scanline-overlay {
    position: fixed;
    inset: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%), linear-gradient(90deg, rgba(255, 0, 0, 0.01), rgba(0, 255, 0, 0.01), rgba(0, 255, 0, 0.01));
    background-size: 100% 3px, 6px 100%;
    pointer-events: none;
    z-index: -1;
    opacity: 0.6;
}

.circuit-grid-overlay {
    position: fixed;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 255, 102, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 102, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    pointer-events: none;
    z-index: -1;
}

/* Main Layout Wrapper - Precision Fluid Autofit */
.registration-wrapper {
    width: 100%;
    max-width: min(1420px, 100vw);
    margin: 0 auto;
    padding: clamp(12px, 2vw, 24px) clamp(10px, 2vw, 25px) clamp(25px, 4vw, 40px) clamp(10px, 2vw, 25px);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    box-sizing: border-box;
    overflow-x: hidden;
}

/* ========================================================
   1. TOP HEADER (AVENGERS HUD)
   ======================================================== */

.hud-top-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 20px;
    border-bottom: 1px solid rgba(0, 255, 102, 0.25);
    position: relative;
    flex-wrap: wrap;
    gap: 15px;
    width: 100%;
}

.college-identity-group {
    display: flex;
    align-items: center;
    gap: 15px;
    text-decoration: none;
    transition: transform 0.25s ease;
}

.college-identity-group:hover {
    transform: scale(1.02);
}

.pec-seal-logo {
    height: clamp(45px, 6vw, 60px);
    width: auto;
    filter: drop-shadow(0 0 10px var(--neon-green-glow));
}

.college-identity-text .college-name {
    font-family: var(--font-brand);
    font-size: clamp(0.95rem, 1.5vw, 1.15rem);
    font-weight: 800;
    letter-spacing: 2px;
    color: #ffffff;
    line-height: 1.2;
    text-shadow: 0 0 10px rgba(255, 255, 255, 0.3);
}

.college-identity-text .college-tagline {
    font-family: var(--font-mono);
    font-size: clamp(0.75rem, 1.2vw, 0.85rem);
    font-weight: 600;
    color: var(--neon-green);
    letter-spacing: 2px;
}

.dept-title-badge {
    font-family: var(--font-mono);
    font-size: clamp(0.85rem, 1.3vw, 1rem);
    font-weight: 700;
    letter-spacing: 3px;
    color: #ffffff;
    text-shadow: 0 0 12px var(--neon-green-glow);
    display: flex;
    align-items: center;
    gap: 6px;
}

.dept-bracket {
    color: var(--neon-green);
    font-weight: 900;
}

.reg-status-pill {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(0, 255, 102, 0.08);
    border: 1px solid var(--neon-green);
    padding: 7px 18px;
    border-radius: 50px;
    box-shadow: 0 0 15px var(--neon-green-glow);
}

.live-pulse-dot {
    width: 8px;
    height: 8px;
    background: var(--neon-green);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--neon-green);
    animation: livePulse 1.8s infinite;
}

@keyframes livePulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.5; }
}

.status-label {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--neon-green);
}

/* ========================================================
   2. HERO BRAND LOGO
   ======================================================== */

.hud-hero-brand {
    text-align: center;
    padding: clamp(15px, 3vw, 25px) 0 clamp(10px, 2vw, 15px) 0;
    width: 100%;
}

.hero-logo-container {
    max-width: min(580px, 90vw);
    margin: 0 auto 10px auto;
}

.hud-main-logo {
    width: 100%;
    max-width: min(520px, 85vw);
    height: auto;
    max-height: clamp(100px, 15vw, 180px);
    object-fit: contain;
    filter: drop-shadow(0 4px 25px rgba(0, 255, 102, 0.5));
    transition: transform 0.3s ease;
}

.hud-main-logo:hover {
    transform: scale(1.02);
}

.hud-event-subtitle {
    font-family: var(--font-brand);
    font-size: clamp(1rem, 2vw, 1.35rem);
    font-weight: 800;
    letter-spacing: clamp(2px, 0.5vw, 6px);
    color: var(--text-white);
    text-shadow: 0 0 15px var(--neon-green-glow);
    text-transform: uppercase;
}

/* ========================================================
   3. HUD 3-COLUMN GRID (FLUID AUTO-FIT)
   ======================================================== */

.hud-main-grid {
    display: grid;
    grid-template-columns: minmax(260px, 300px) minmax(0, 1fr) minmax(260px, 300px);
    gap: clamp(16px, 2vw, 24px);
    align-items: start;
    margin-top: 20px;
    flex-grow: 1;
    width: 100%;
}

.hud-col {
    display: flex;
    flex-direction: column;
    gap: 22px;
    min-width: 0;
}

/* HUD Common Card Styling with Corner Brackets */
.hud-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border-green);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-radius: 6px;
    padding: 22px 18px;
    box-shadow: 0 14px 35px rgba(0, 0, 0, 0.75), inset 0 0 18px rgba(0, 255, 102, 0.05);
    transition: all 0.3s ease;
}

.hud-card:hover {
    border-color: var(--border-green-hover);
    box-shadow: 0 16px 45px rgba(0, 0, 0, 0.85), 0 0 22px rgba(0, 255, 102, 0.2);
}

/* Corner L-Brackets */
.hud-card-corner {
    position: absolute;
    width: 10px;
    height: 10px;
    border-color: var(--neon-green);
    pointer-events: none;
}

.hud-card-corner.top-left {
    top: -1px;
    left: -1px;
    border-top: 2px solid var(--neon-green);
    border-left: 2px solid var(--neon-green);
}

.hud-card-corner.top-right {
    top: -1px;
    right: -1px;
    border-top: 2px solid var(--neon-green);
    border-right: 2px solid var(--neon-green);
}

.hud-card-corner.bottom-left {
    bottom: -1px;
    left: -1px;
    border-bottom: 2px solid var(--neon-green);
    border-left: 2px solid var(--neon-green);
}

.hud-card-corner.bottom-right {
    bottom: -1px;
    right: -1px;
    border-bottom: 2px solid var(--neon-green);
    border-right: 2px solid var(--neon-green);
}

/* ========================================================
   LEFT COLUMN CARDS
   ======================================================== */

.hud-card-title {
    font-family: var(--font-brand);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--neon-green);
    text-shadow: 0 0 8px var(--neon-green-glow);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
}

.mission-item {
    margin-bottom: 12px;
}

.mission-key {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-dim);
    margin-bottom: 2px;
}

.mission-val {
    font-family: var(--font-brand);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: #ffffff;
}

.text-green {
    color: var(--neon-green) !important;
    text-shadow: 0 0 10px var(--neon-green-glow);
}

.text-gold {
    color: var(--neon-gold) !important;
    text-shadow: 0 0 10px var(--neon-gold-glow);
}

.hazard-stripe-bar {
    height: 7px;
    width: 100%;
    margin-top: 15px;
    background: repeating-linear-gradient(
        45deg,
        rgba(0, 255, 102, 0.8),
        rgba(0, 255, 102, 0.8) 8px,
        rgba(4, 9, 20, 0.9) 8px,
        rgba(4, 9, 20, 0.9) 16px
    );
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(0, 255, 102, 0.3);
}

/* Globe Telemetry Card */
.globe-telemetry-card {
    text-align: center;
    padding: 18px 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.globe-container {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 10px;
}

.telemetry-node-badge {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--neon-green);
    text-shadow: 0 0 8px var(--neon-green-glow);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.pulse-green {
    width: 6px;
    height: 6px;
    background: var(--neon-green);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--neon-green);
    animation: livePulse 1.5s infinite;
}

/* Fee Summary Card */
.fee-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    margin-bottom: 8px;
    color: var(--text-muted);
}

.fee-divider {
    height: 1px;
    background: rgba(0, 255, 102, 0.25);
    margin: 10px 0;
}

.total-row {
    font-size: 0.95rem;
    font-weight: 900;
    color: #ffffff;
}

/* ========================================================
   CENTER COLUMN - REGISTRATION FORM SECTIONS
   ======================================================== */

.registration-form-card {
    padding: 35px 32px 30px 32px;
    border: 1.5px solid var(--border-green);
    box-shadow: 0 18px 55px rgba(0, 0, 0, 0.85), 0 0 25px rgba(0, 255, 102, 0.18);
}

.form-main-heading {
    font-family: var(--font-brand);
    font-size: 1.65rem;
    font-weight: 900;
    letter-spacing: 4px;
    color: var(--neon-green);
    text-align: center;
    text-shadow: 0 0 15px var(--neon-green-glow);
    margin-bottom: 18px;
    text-transform: uppercase;
}

/* Step Tracker Bar */
.form-step-tracker {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 6px;
    margin-bottom: 25px;
    padding: 10px 14px;
    background: rgba(0, 255, 102, 0.04);
    border: 1px solid rgba(0, 255, 102, 0.2);
    border-radius: 6px;
}

.step-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-muted);
    white-space: nowrap;
}

.step-item.active {
    color: var(--neon-green);
    text-shadow: 0 0 8px var(--neon-green-glow);
}

.step-num {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 800;
    color: #ffffff;
}

.step-item.active .step-num {
    background: var(--neon-green);
    color: #000000;
    border-color: var(--neon-green);
    box-shadow: 0 0 10px var(--neon-green-glow);
}

.step-line {
    flex-grow: 1;
    max-width: 45px;
    height: 2px;
    background: rgba(255, 255, 255, 0.15);
}

.step-line.active {
    background: var(--neon-green);
    box-shadow: 0 0 8px var(--neon-green-glow);
}

.form-section-block {
    background: rgba(2, 6, 18, 0.6);
    border: 1px solid rgba(0, 255, 102, 0.2);
    border-radius: 6px;
    padding: 20px 22px;
    margin-bottom: 22px;
}

.section-badge-title {
    font-family: var(--font-brand);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--neon-green);
    text-shadow: 0 0 8px var(--neon-green-glow);
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.section-badge-title-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-brand);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--neon-green);
    margin-bottom: 16px;
    flex-wrap: wrap;
    gap: 10px;
}

.btn-add-member-hud {
    background: rgba(0, 255, 102, 0.15);
    border: 1px solid var(--neon-green);
    color: #ffffff;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    padding: 6px 14px;
    border-radius: 4px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.25s ease;
}

.btn-add-member-hud:hover {
    background: var(--neon-green);
    color: #000000;
    box-shadow: 0 0 15px var(--neon-green-glow);
}

.form-row-2col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.form-group-hud {
    margin-bottom: 14px;
}

.form-label-hud {
    font-family: var(--font-mono);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    color: #ffffff;
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.form-label-hud .req {
    color: #ff4757;
}

.form-icon-hud {
    color: var(--neon-green);
    font-size: 0.95rem;
}

.input-wrapper-hud {
    position: relative;
    width: 100%;
}

.input-wrapper-hud input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid rgba(0, 255, 102, 0.3);
    border-radius: 4px;
    padding: 11px 14px;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: #ffffff;
    outline: none;
    transition: all 0.25s ease;
    box-shadow: inset 0 2px 5px rgba(0, 0, 0, 0.5);
}

.input-wrapper-hud input.input-error {
    border-color: #ff4757 !important;
    background: rgba(255, 71, 87, 0.08) !important;
    box-shadow: 0 0 10px rgba(255, 71, 87, 0.4), inset 0 2px 5px rgba(0, 0, 0, 0.5) !important;
}

.input-error-msg {
    color: #ff4757;
    font-family: var(--font-mono);
    font-size: 0.76rem;
    margin-top: 4px;
    display: block;
    letter-spacing: 0.5px;
}

.input-wrapper-hud input.readonly-input {
    background: rgba(10, 18, 38, 0.8);
    color: var(--neon-gold);
    border-color: rgba(255, 215, 0, 0.3);
    font-weight: 700;
    cursor: default;
}

.input-wrapper-hud input::placeholder {
    color: var(--text-dim);
    font-size: 0.82rem;
}

.input-wrapper-hud input:focus {
    border-color: var(--neon-green);
    background: rgba(6, 14, 34, 0.98);
    box-shadow: 0 0 12px var(--neon-green-glow);
}

/* OTP Verification UI */
.input-otp-group {
    display: flex;
    gap: 10px;
    align-items: center;
}

.btn-otp-action {
    background: rgba(0, 255, 102, 0.2);
    border: 1px solid var(--neon-green);
    color: #ffffff;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 1.5px;
    padding: 11px 18px;
    border-radius: 4px;
    cursor: pointer;
    white-space: nowrap;
    transition: all 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-otp-action:hover {
    background: var(--neon-green);
    color: #000000;
    box-shadow: 0 0 15px var(--neon-green-glow);
}

.btn-otp-action.btn-verify {
    background: rgba(255, 215, 0, 0.25);
    border-color: var(--neon-gold);
    color: var(--neon-gold);
}

.btn-otp-action.btn-verify:hover {
    background: var(--neon-gold);
    color: #000000;
    box-shadow: 0 0 15px var(--neon-gold-glow);
}

.otp-verification-box {
    background: rgba(0, 255, 102, 0.05);
    border: 1px dashed var(--neon-green);
    border-radius: 4px;
    padding: 12px 15px;
    margin-top: 8px;
    margin-bottom: 14px;
}

.otp-instruction {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: #ffffff;
    margin-bottom: 8px;
}

.otp-feedback-msg {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    margin-top: 6px;
    font-weight: 700;
}

/* Dynamic Member Card */
.member-card-hud {
    background: rgba(4, 9, 24, 0.8);
    border: 1px solid rgba(0, 255, 102, 0.25);
    border-radius: 6px;
    padding: 16px 18px;
    margin-bottom: 14px;
    position: relative;
    animation: fadeInMember 0.3s ease;
}

@keyframes fadeInMember {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.member-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-family: var(--font-mono);
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--neon-gold);
    margin-bottom: 12px;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.btn-remove-member {
    background: rgba(255, 71, 87, 0.2);
    border: 1px solid #ff4757;
    color: #ff4757;
    padding: 4px 10px;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-remove-member:hover {
    background: #ff4757;
    color: #ffffff;
    box-shadow: 0 0 10px rgba(255, 71, 87, 0.4);
}

/* ========================================================
   SECTION 4: PAYMENT GRID & UPLOADER
   ======================================================== */

.payment-section-block {
    border-color: rgba(255, 215, 0, 0.3);
}

.payment-grid-hud {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: 20px;
    align-items: center;
}

.payment-qr-box {
    text-align: center;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border-green);
    border-radius: 6px;
    padding: 12px;
}

.qr-code-wrapper {
    background: #ffffff;
    padding: 8px;
    border-radius: 4px;
    display: inline-block;
    box-shadow: 0 0 15px rgba(0, 255, 102, 0.3);
}

.payment-qr-display {
    width: 140px;
    height: 140px;
    object-fit: contain;
    display: block;
}

.upi-id-badge {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-white);
    margin-top: 8px;
}

.amount-payable-badge {
    font-family: var(--font-brand);
    font-size: 0.95rem;
    font-weight: 800;
    letter-spacing: 1px;
    margin-top: 4px;
}

.file-upload-box-hud {
    position: relative;
    width: 100%;
}

.file-upload-box-hud input[type="file"] {
    position: absolute;
    inset: 0;
    opacity: 0;
    cursor: pointer;
    z-index: 2;
    width: 100%;
    height: 100%;
}

.file-upload-visual {
    background: rgba(4, 10, 28, 0.9);
    border: 2px dashed rgba(0, 255, 102, 0.4);
    border-radius: 6px;
    padding: 16px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    transition: all 0.25s ease;
}

.file-upload-box-hud:hover .file-upload-visual {
    border-color: var(--neon-green);
    background: rgba(6, 16, 40, 0.95);
    box-shadow: 0 0 15px var(--neon-green-glow);
}

.file-icon {
    font-size: 1.6rem;
    color: var(--neon-green);
}

.file-label-text {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Submit Action Button */
.form-action-hud {
    margin-top: 30px;
    text-align: center;
}

.hud-register-btn {
    width: 100%;
    max-width: 480px;
    margin: 0 auto;
    padding: 17px 32px;
    background: linear-gradient(135deg, rgba(0, 255, 102, 0.28) 0%, rgba(0, 200, 80, 0.55) 50%, rgba(0, 255, 102, 0.28) 100%);
    border: 1.5px solid var(--neon-green);
    border-radius: 6px;
    color: #ffffff;
    font-family: var(--font-brand);
    font-size: 1.25rem;
    font-weight: 900;
    letter-spacing: 4px;
    text-transform: uppercase;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(0, 255, 102, 0.45), inset 0 0 18px rgba(0, 255, 102, 0.25);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hud-register-btn:hover {
    background: linear-gradient(135deg, rgba(0, 255, 102, 0.5) 0%, rgba(0, 255, 102, 0.85) 50%, rgba(0, 255, 102, 0.5) 100%);
    box-shadow: 0 0 40px rgba(0, 255, 102, 0.75), 0 0 20px var(--neon-gold-glow);
    transform: translateY(-2px);
    border-color: #ffffff;
}

.btn-arrow-icon {
    font-size: 1.35rem;
    transition: transform 0.25s ease;
}

.hud-register-btn:hover .btn-arrow-icon {
    transform: translateX(4px);
}

.security-notice-hud {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--neon-green);
    text-align: center;
    margin-top: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    opacity: 0.9;
}

/* ========================================================
   RIGHT COLUMN CARDS
   ======================================================== */

.event-meta-row {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 16px;
}

.event-meta-row:last-child {
    margin-bottom: 0;
}

.meta-icon-box {
    width: 44px;
    height: 44px;
    background: rgba(0, 255, 102, 0.08);
    border: 1px solid var(--border-green);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--neon-green);
    box-shadow: 0 0 10px rgba(0, 255, 102, 0.15);
    flex-shrink: 0;
}

.meta-label {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--text-dim);
    margin-bottom: 2px;
}

.meta-value {
    font-family: var(--font-brand);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: #ffffff;
}

/* Secure Channel Card */
.secure-channel-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 14px;
}

.secure-channel-header i {
    font-size: 1.5rem;
}

.secure-title {
    font-family: var(--font-brand);
    font-size: 0.9rem;
    font-weight: 800;
    letter-spacing: 2px;
    color: #ffffff;
}

.secure-sub {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-dim);
    line-height: 1.3;
    margin-top: 2px;
}

.waveform-container {
    background: rgba(2, 6, 16, 0.9);
    border: 1px solid rgba(0, 255, 102, 0.25);
    border-radius: 4px;
    padding: 8px;
    display: flex;
    justify-content: center;
}

#waveform-canvas {
    width: 100%;
    height: 45px;
}

/* ========================================================
   4. BOTTOM FOOTER
   ======================================================== */

.hud-bottom-footer {
    margin-top: 35px;
    padding-top: 20px;
    border-top: 1px solid rgba(0, 255, 102, 0.15);
    text-align: center;
}

.footer-directives {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 6px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 18px;
    flex-wrap: wrap;
}

.footer-dot {
    color: var(--neon-green);
    font-size: 1.2rem;
    text-shadow: 0 0 8px var(--neon-green);
}

/* ========================================================
   MODAL CONFIRMATION
   ======================================================== */

.hud-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(2, 6, 18, 0.45);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    padding: 20px;
}

.hud-modal-overlay.active {
    display: flex;
}

.hud-modal-card {
    background: rgba(4, 9, 24, 0.97);
    border: 2px solid var(--neon-green);
    border-radius: 8px;
    padding: 40px 30px;
    max-width: 560px;
    width: 100%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.9), 0 0 40px var(--neon-green-glow);
    animation: modalPop 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalPop {
    0% { transform: scale(0.85); opacity: 0; }
    100% { transform: scale(1); opacity: 1; }
}

.modal-icon-glow {
    font-size: 3.5rem;
    color: var(--neon-green);
    text-shadow: 0 0 25px var(--neon-green-glow);
    margin-bottom: 15px;
}

.modal-title {
    font-family: var(--font-brand);
    font-size: 1.4rem;
    font-weight: 900;
    letter-spacing: 2px;
    color: #ffffff;
    margin-bottom: 12px;
}

.modal-msg {
    font-family: var(--font-body);
    font-size: 1.15rem;
    color: var(--text-muted);
    margin-bottom: 25px;
}

.modal-details-hud {
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid var(--border-green);
    border-radius: 4px;
    padding: 16px;
    margin-bottom: 25px;
    text-align: left;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.8;
}

.modal-actions {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
}

.btn-modal-return,
.btn-modal-close {
    font-family: var(--font-brand);
    font-size: 0.95rem;
    font-weight: 700;
    letter-spacing: 2px;
    padding: 10px 22px;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.25s ease;
}

.btn-modal-return {
    background: var(--neon-green);
    color: #000000;
    border: none;
    font-weight: 900;
}

.btn-modal-return:hover {
    box-shadow: 0 0 20px var(--neon-green-glow);
    transform: translateY(-2px);
}

.btn-modal-close {
    background: transparent;
    color: var(--text-white);
    border: 1px solid var(--border-green);
}

.btn-modal-close:hover {
    border-color: #ffffff;
    color: #ffffff;
}

/* ========================================================
   RESPONSIVE DESIGN (320px TO 1200px)
   ======================================================== */

/* ========================================================
   RESPONSIVE DESIGN (320px TO 1180px)
   ======================================================== */

@media (max-width: 1180px) {
    .registration-wrapper {
        padding: 16px 14px 35px 14px;
        max-width: 100vw;
    }

    .hud-main-grid {
        display: flex;
        flex-direction: column;
        gap: 20px;
        width: 100%;
    }

    /* Prioritize Registration Form at the top on mobile/tablets */
    .hud-col-center {
        order: 1;
        width: 100%;
    }

    .hud-col-left {
        order: 2;
        width: 100%;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 16px;
    }

    .hud-col-right {
        order: 3;
        width: 100%;
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
        gap: 16px;
    }
    
    .payment-grid-hud {
        grid-template-columns: 1fr;
        gap: 18px;
        width: 100%;
    }
    
    .payment-qr-box {
        max-width: 100%;
        margin: 0 auto;
        padding: 14px;
        width: 100%;
    }
}

@media (max-width: 768px) {
    body {
        background-image: 
            radial-gradient(ellipse at 50% 15%, rgba(0, 255, 102, 0.08) 0%, transparent 65%),
            linear-gradient(rgba(2, 4, 10, 0.82), rgba(2, 4, 10, 0.92)),
            url('doomsday-mobile-bg.jpg');
        background-size: cover;
        background-position: center top;
        background-attachment: scroll;
    }

    .registration-wrapper {
        padding: 12px 10px 30px 10px;
    }

    .hud-top-header {
        flex-direction: column;
        text-align: center;
        gap: 12px;
        padding-bottom: 15px;
    }
    
    .college-identity-group {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .pec-seal-logo {
        height: 52px;
    }

    .college-identity-text .college-name {
        font-size: 1rem;
        letter-spacing: 1.5px;
        word-break: break-word;
    }

    .college-identity-text .college-tagline {
        font-size: 0.78rem;
    }

    .dept-title-badge {
        font-size: 0.88rem;
        letter-spacing: 2px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .hud-hero-brand {
        padding: 15px 0 10px 0;
    }

    .hud-main-logo {
        max-width: 88vw;
        max-height: 130px;
    }

    .hud-event-subtitle {
        font-size: 1rem;
        letter-spacing: 2px;
        word-break: break-word;
    }
    
    .registration-form-card {
        padding: 18px 12px;
    }

    .form-main-heading {
        font-size: 1.25rem;
        letter-spacing: 1.5px;
        margin-bottom: 16px;
    }

    /* Step Tracker Bar Mobile Fitting Safeguard */
    .form-step-tracker {
        padding: 8px 6px;
        gap: 3px;
        justify-content: space-between;
        width: 100%;
        box-sizing: border-box;
    }

    .step-item {
        gap: 4px;
        font-size: 0.68rem;
        letter-spacing: 0;
        flex-shrink: 0;
    }

    .step-num {
        width: 18px;
        height: 18px;
        font-size: 0.65rem;
        flex-shrink: 0;
    }

    .step-text {
        font-size: 0.66rem;
        letter-spacing: 0.2px;
    }

    .step-line {
        flex-grow: 1;
        max-width: 20px;
        min-width: 6px;
    }

    .form-section-block {
        padding: 14px 10px;
        margin-bottom: 14px;
    }

    .section-badge-title,
    .section-badge-title-between {
        font-size: 0.82rem;
        flex-wrap: wrap;
    }

    .form-row-2col {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .form-label-hud {
        font-size: 0.8rem;
        flex-wrap: wrap;
    }

    /* 16px font-size prevents iOS Safari auto-zoom when typing */
    .input-wrapper-hud input {
        font-size: 16px;
        padding: 12px 14px;
    }
    
    .input-otp-group {
        flex-direction: column;
        align-items: stretch;
        gap: 8px;
    }

    .btn-otp-action {
        width: 100%;
        justify-content: center;
        padding: 12px;
    }

    .member-card-hud {
        padding: 14px 10px;
    }

    .hud-register-btn {
        width: 100%;
        font-size: 1.05rem;
        letter-spacing: 2px;
        padding: 15px 20px;
    }
    
    .footer-directives {
        font-size: 0.78rem;
        letter-spacing: 2px;
        gap: 10px;
        flex-wrap: wrap;
    }

    .hud-modal-card {
        padding: 25px 16px;
        width: 95vw;
        max-height: 90vh;
        overflow-y: auto;
    }

    .modal-icon-glow {
        font-size: 2.8rem;
    }

    .modal-title {
        font-size: 1.15rem;
    }

    .modal-msg {
        font-size: 0.95rem;
    }

    .modal-details-hud {
        font-size: 0.82rem;
        padding: 12px;
    }

    .modal-actions {
        flex-direction: column;
        gap: 10px;
    }

    .btn-modal-return,
    .btn-modal-close {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .registration-wrapper {
        padding: 8px 6px 20px 6px;
    }

    .hud-col-left,
    .hud-col-right {
        grid-template-columns: 1fr;
    }

    .registration-form-card {
        padding: 14px 8px;
    }

    .form-step-tracker {
        padding: 6px 3px;
        gap: 2px;
    }

    .step-item {
        gap: 2px;
    }

    .step-num {
        width: 16px;
        height: 16px;
        font-size: 0.6rem;
    }

    .step-text {
        font-size: 0.58rem;
        letter-spacing: 0;
    }

    .step-line {
        max-width: 12px;
        min-width: 4px;
    }

    .dropzone-preview-content {
        flex-direction: column;
        text-align: center;
        gap: 10px;
        align-items: center;
    }

    .preview-info-col {
        width: 100%;
        text-align: center;
    }

    .preview-badge-status {
        justify-content: center;
    }

    .btn-remove-file {
        width: 100%;
        margin-top: 4px;
    }

    .dropzone-text-primary {
        font-size: 0.78rem;
        word-break: break-word;
    }

    .dropzone-text-sub {
        font-size: 0.68rem;
    }
}

/* ========================================================
   XPLOITX 2.0 BETA - PREMIUM ACCESS GRANTED LOADER
   ======================================================== */

html.loader-locked,
body.loader-locked {
    overflow: hidden !important;
    height: 100vh !important;
    touch-action: none !important;
}

#loader-overlay.xploitx-access-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: #02050c;
    z-index: 100000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    opacity: 1;
    visibility: visible;
    transition: opacity 0.5s cubic-bezier(0.4, 0, 0.2, 1), visibility 0.5s ease;
    user-select: none;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

#loader-overlay.xploitx-access-loader.fade-out {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* Loader Background Grid & Glows */
.loader-bg-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(0, 255, 65, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 65, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
}

.loader-radial-glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, rgba(0, 255, 65, 0.12) 0%, rgba(2, 5, 12, 0.98) 75%);
    pointer-events: none;
}

.loader-scanline {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 50%, rgba(0, 0, 0, 0.25) 51%);
    background-size: 100% 4px;
    pointer-events: none;
    opacity: 0.6;
}

#loader-particles-canvas {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Loader Content Box - Pinned Dead Center in Viewport */
.loader-content-box {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    width: 90vw;
    max-width: 620px;
    padding: 0;
    margin: 0;
}

/* Central Graphic Emblem */
.loader-cyber-emblem {
    position: relative;
    width: 130px;
    height: 130px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cyber-ring-svg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    transform: rotate(-90deg);
}

.cyber-ring-svg circle.ring-track {
    fill: none;
    stroke: rgba(0, 255, 65, 0.15);
    stroke-width: 4;
}

.cyber-ring-svg circle.ring-progress {
    fill: none;
    stroke: #00ff66;
    stroke-width: 4;
    stroke-linecap: round;
    stroke-dasharray: 440;
    stroke-dashoffset: 440;
    transition: stroke-dashoffset 0.3s linear, stroke 0.3s ease;
    filter: drop-shadow(0 0 8px rgba(0, 255, 102, 0.7));
}

.cyber-ring-svg circle.ring-progress.verified {
    stroke: #00ff41;
    filter: drop-shadow(0 0 12px rgba(0, 255, 65, 0.9));
}

.loader-icon-center {
    width: 66px;
    height: 66px;
    border-radius: 50%;
    background: rgba(0, 255, 65, 0.06);
    border: 1px solid rgba(0, 255, 65, 0.3);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 0 15px rgba(0, 255, 65, 0.1), 0 0 20px rgba(0, 255, 65, 0.15);
    transition: all 0.3s ease;
}

.loader-state-icon {
    font-size: 1.7rem;
    color: #00ff66;
    text-shadow: 0 0 12px rgba(0, 255, 102, 0.8);
    transition: all 0.3s ease;
}

.loader-state-icon.state-verified {
    color: #00ff41;
    text-shadow: 0 0 15px rgba(0, 255, 65, 1);
    transform: scale(1.1);
}

/* Status Text Hierarchy */
.loader-status-wrapper {
    margin-bottom: 15px;
    min-height: 48px;
    transition: all 0.3s ease;
}

.loader-status-step {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 0.88rem;
    font-weight: 700;
    letter-spacing: 2px;
    color: #94a3b8;
    text-transform: uppercase;
    margin-bottom: 4px;
    transition: color 0.3s ease;
}

.loader-status-detail {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: 1.15rem;
    font-weight: 700;
    letter-spacing: 3px;
    color: #00ff66;
    text-shadow: 0 0 10px rgba(0, 255, 102, 0.6);
    text-transform: uppercase;
    transition: all 0.3s ease;
}

.loader-status-detail.success {
    color: #00ff41;
    text-shadow: 0 0 14px rgba(0, 255, 65, 0.9);
}

/* Thin Progress Indicator */
.loader-progress-bar-container {
    width: 240px;
    max-width: 80vw;
    height: 3px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
    margin-bottom: 10px;
    transition: opacity 0.3s ease, height 0.3s ease, margin 0.3s ease;
}

.loader-progress-fill {
    height: 100%;
    width: 0%;
    background: linear-gradient(90deg, #00ff41 0%, #00ff66 50%, var(--doom-gold-glow) 100%);
    box-shadow: 0 0 10px #00ff66;
    border-radius: 4px;
    transition: width 0.25s linear;
}

/* Access Granted & Reveal Banner */
.loader-granted-reveal-box {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: scale(0.92);
    transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1), transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    pointer-events: none;
    margin-top: 5px;
}

.loader-granted-reveal-box.active {
    opacity: 1;
    transform: scale(1);
    pointer-events: auto;
}

.loader-horizontal-scan {
    position: absolute;
    top: 50%;
    left: -20%;
    width: 140%;
    height: 2px;
    background: linear-gradient(90deg, transparent 0%, rgba(0, 255, 65, 0.9) 50%, transparent 100%);
    box-shadow: 0 0 15px #00ff66;
    opacity: 0;
    transform: translateY(-50%);
}

.loader-granted-reveal-box.active .loader-horizontal-scan {
    animation: scanPass 0.6s ease-out forwards;
}

@keyframes scanPass {
    0% { left: -40%; opacity: 0; }
    50% { opacity: 1; }
    100% { left: 100%; opacity: 0; }
}

.loader-granted-text {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    font-size: clamp(1.8rem, 4.5vw, 3.2rem);
    font-weight: 800;
    letter-spacing: clamp(4px, 1.5vw, 10px);
    color: #ffffff;
    text-transform: uppercase;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    justify-content: center;
    text-shadow: 0 0 25px rgba(0, 255, 65, 0.8), 0 0 50px rgba(0, 255, 65, 0.3);
    margin-bottom: 10px;
    transition: all 0.4s ease;
}

.loader-granted-text .highlight {
    color: #00ff66;
    text-shadow: 0 0 30px rgba(0, 255, 102, 0.9);
}

/* Loader Logo Revealed Upon Access Granted (Above Text) */
.loader-logo-img {
    width: 480px;
    max-width: 85vw;
    height: auto;
    margin-bottom: 15px;
    margin-top: 0;
    filter: drop-shadow(0 0 20px rgba(0, 255, 65, 0.6));
    animation: logoGlowPulse 2s ease-in-out infinite alternate;
    transition: transform 0.3s ease, filter 0.3s ease;
}

@keyframes logoGlowPulse {
    0% {
        filter: drop-shadow(0 0 15px rgba(0, 255, 65, 0.5));
        transform: scale(0.99);
    }
    100% {
        filter: drop-shadow(0 0 28px rgba(0, 255, 65, 0.85));
        transform: scale(1.01);
    }
}

/* Reduced Motion Override for Loader */
@media (prefers-reduced-motion: reduce) {
    #loader-overlay.xploitx-access-loader {
        transition: opacity 0.2s linear;
    }
    
    .cyber-ring-svg,
    .loader-horizontal-scan,
    #loader-particles-canvas {
        display: none !important;
    }
    
    .loader-granted-reveal-box {
        transition: opacity 0.2s linear !important;
        transform: none !important;
    }

    .loader-logo-img {
        animation: none !important;
    }
}

/* Mobile Adjustments for Loader */
@media (max-width: 480px) {
    .loader-cyber-emblem {
        width: 100px;
        height: 100px;
        margin-bottom: 15px;
    }

    .loader-icon-center {
        width: 50px;
        height: 50px;
    }

    .loader-state-icon {
        font-size: 1.3rem;
    }

    .loader-logo-img {
        width: 300px;
        max-width: 90vw;
    }
}

/* Custom Cyber HUD File Upload Dropzone */
.hud-file-dropzone {
    display: block;
    position: relative;
    background: rgba(2, 6, 18, 0.9);
    border: 2px dashed rgba(0, 255, 102, 0.4);
    border-radius: 8px;
    padding: 20px 16px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: inset 0 0 15px rgba(0, 0, 0, 0.8);
    overflow: hidden;
}

.hud-file-dropzone:hover, .hud-file-dropzone.dragover {
    border-color: var(--neon-green);
    background: rgba(0, 255, 102, 0.06);
    box-shadow: 0 0 20px rgba(0, 255, 102, 0.25), inset 0 0 20px rgba(0, 255, 102, 0.1);
    transform: translateY(-2px);
}

.hud-file-dropzone.has-file {
    border-style: solid;
    border-color: var(--neon-green);
    background: rgba(0, 255, 102, 0.05);
    box-shadow: 0 0 20px rgba(0, 255, 102, 0.2);
}

.hud-file-dropzone.has-error {
    border-style: solid;
    border-color: #ff4757 !important;
    background: rgba(255, 71, 87, 0.08) !important;
    box-shadow: 0 0 20px rgba(255, 71, 87, 0.3) !important;
}

/* Corner Accents */
.dropzone-corners .corner {
    position: absolute;
    width: 8px;
    height: 8px;
    border-color: var(--neon-green);
    border-style: solid;
    pointer-events: none;
}
.dropzone-corners .corner.top-left { top: 4px; left: 4px; border-width: 2px 0 0 2px; }
.dropzone-corners .corner.top-right { top: 4px; right: 4px; border-width: 2px 2px 0 0; }
.dropzone-corners .corner.bottom-left { bottom: 4px; left: 4px; border-width: 0 0 2px 2px; }
.dropzone-corners .corner.bottom-right { bottom: 4px; right: 4px; border-width: 0 2px 2px 0; }

.dropzone-icon-ring {
    width: 48px;
    height: 48px;
    margin: 0 auto 10px auto;
    border-radius: 50%;
    background: rgba(0, 255, 102, 0.1);
    border: 1px solid var(--neon-green);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--neon-green);
    box-shadow: 0 0 15px rgba(0, 255, 102, 0.3);
    transition: all 0.3s ease;
}

.hud-file-dropzone:hover .dropzone-icon-ring {
    transform: scale(1.1);
    background: var(--neon-green);
    color: #000000;
    box-shadow: 0 0 25px var(--neon-green);
}

.dropzone-text-primary {
    font-family: var(--font-brand);
    font-size: 0.85rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    color: #ffffff;
    margin-bottom: 4px;
}

.dropzone-text-sub {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.btn-browse-hud {
    background: rgba(0, 240, 255, 0.12);
    border: 1px solid #00f0ff;
    color: #00f0ff;
    font-family: var(--font-mono);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    padding: 7px 16px;
    border-radius: 4px;
    cursor: pointer;
    display: inline-block;
    transition: all 0.25s ease;
    box-shadow: 0 0 10px rgba(0, 240, 255, 0.2);
}

.btn-browse-hud:hover {
    background: #00f0ff;
    color: #000000;
    box-shadow: 0 0 18px rgba(0, 240, 255, 0.5);
}

/* Preview Layout */
.dropzone-preview-content {
    display: flex;
    align-items: center;
    gap: 14px;
    text-align: left;
}

.preview-thumbnail-wrapper {
    width: 60px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    border: 2px solid var(--neon-green);
    box-shadow: 0 0 12px rgba(0, 255, 102, 0.3);
    flex-shrink: 0;
    background: #000;
}

.preview-thumbnail-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.preview-info-col {
    flex-grow: 1;
    overflow: hidden;
}

.preview-badge-status {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--neon-green);
    margin-bottom: 3px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.preview-filename {
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: #ffffff;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview-filesize {
    font-family: var(--font-mono);
    font-size: 0.74rem;
    color: var(--text-muted);
    margin-top: 2px;
}

.btn-remove-file {
    background: rgba(255, 71, 87, 0.15);
    border: 1px solid #ff4757;
    color: #ff4757;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 800;
    padding: 6px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.btn-remove-file:hover {
    background: #ff4757;
    color: #ffffff;
    box-shadow: 0 0 12px rgba(255, 71, 87, 0.5);
}