:root {
    --g50: #eaf3de;
    --g100: #c0dd97;
    --g200: #97c459;
    --g300: #7ab535;
    --g400: #639922;
    --g500: #4d7a18;
    --g600: #3b6d11;
    --g700: #27500a;
    --g800: #1a3a06;
    --g900: #173404;
    --dark: #0d1f05;
    --card: #111c08;
    --card2: #162209;
    --border: rgba(150,220,80,0.15);
    --border2: rgba(150,220,80,0.28);
    --text: #e8f5d0;
    --text2: #a8cc70;
    --text3: #6a9a40;
}

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

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--dark);
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background grid */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(rgba(99,153,34,0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(99,153,34,0.06) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
}

/* Glow orb */
body::after {
    content: '';
    position: fixed;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, rgba(99,153,34,0.12) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.wrap {
    position: relative;
    z-index: 1;
    max-width: 820px;
    margin: 0 auto;
    padding: 0 20px 60px;
}

/* Header */
header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 24px 0 40px;
    flex-wrap: wrap;
    gap: 12px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 38px;
    height: 38px;
    background: linear-gradient(135deg, var(--g400), var(--g600));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon svg {
    width: 22px;
    height: 22px;
    fill: #fff;
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.logo-text span {
    color: var(--g200);
}

.badge {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    padding: 4px 10px;
    background: rgba(99,153,34,0.15);
    border: 1px solid var(--border2);
    border-radius: 20px;
    color: var(--g200);
    letter-spacing: 0.5px;
}

/* Hero */
.hero {
    text-align: center;
    margin-bottom: 40px;
}

.hero h1 {
    font-size: clamp(28px, 6vw, 52px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 14px;
}

.hero h1 em {
    font-style: normal;
    color: var(--g200);
}

.hero p {
    font-size: 16px;
    color: var(--text3);
    max-width: 500px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Drop zone */
.dropzone {
    border: 2px dashed var(--border2);
    border-radius: 20px;
    padding: 60px 30px;
    text-align: center;
    cursor: pointer;
    transition: all 0.25s;
    background: var(--card);
    position: relative;
    overflow: hidden;
    margin-bottom: 24px;
}

.dropzone::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(99,153,34,0.08) 0%, transparent 60%);
    pointer-events: none;
}

.dropzone:hover,
.dropzone.drag {
    border-color: var(--g300);
    background: rgba(22,34,9,0.9);
}

.dropzone:hover .dz-icon,
.dropzone.drag .dz-icon {
    transform: scale(1.1) translateY(-3px);
}

.dz-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 18px;
    background: linear-gradient(135deg, var(--g500), var(--g700));
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s;
}

.dz-icon svg {
    width: 34px;
    height: 34px;
    stroke: #fff;
    fill: none;
    stroke-width: 1.8;
}

.dz-title {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.dz-sub {
    font-size: 14px;
    color: var(--text3);
    margin-bottom: 20px;
}

.dz-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 11px 24px;
    background: linear-gradient(135deg, var(--g400), var(--g600));
    border: none;
    border-radius: 10px;
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s;
}

.dz-btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

.dz-btn:active {
    transform: scale(0.97);
}

.dz-formats {
    margin-top: 16px;
    font-size: 12px;
    color: var(--text3);
    font-family: 'JetBrains Mono', monospace;
}

#fileInput {
    display: none;
}

/* Preview */
#previewSection {
    display: none;
    margin-bottom: 24px;
}

.preview-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
}

.preview-top {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 18px 20px;
    border-bottom: 1px solid var(--border);
}

.file-thumb {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--g600), var(--g800));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.file-thumb svg {
    width: 26px;
    height: 26px;
    stroke: var(--g100);
    fill: none;
    stroke-width: 1.8;
}

.file-info {
    flex: 1;
    min-width: 0;
}

.file-name {
    font-size: 14px;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.file-meta {
    font-size: 12px;
    color: var(--text3);
    margin-top: 2px;
    font-family: 'JetBrains Mono', monospace;
}

.remove-btn {
    width: 32px;
    height: 32px;
    border: 1px solid var(--border2);
    border-radius: 8px;
    background: transparent;
    color: var(--text3);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    transition: all 0.2s;
    flex-shrink: 0;
}

.remove-btn:hover {
    border-color: #e24b4a;
    color: #e24b4a;
    background: rgba(226,75,74,0.08);
}

/* Settings */
.settings-grid {
    padding: 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 540px) {
    .settings-grid {
        grid-template-columns: 1fr;
    }
}

.setting-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.setting-group.full {
    grid-column: 1 / -1;
}

.setting-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text2);
    letter-spacing: 0.6px;
    text-transform: uppercase;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.setting-label span {
    font-family: 'JetBrains Mono', monospace;
    color: var(--g200);
    font-size: 13px;
    text-transform: none;
    letter-spacing: 0;
}

.slider-wrap {
    position: relative;
}

input[type=range] {
    width: 100%;
    height: 6px;
    -webkit-appearance: none;
    appearance: none;
    background: rgba(99,153,34,0.2);
    border-radius: 3px;
    outline: none;
    cursor: pointer;
}

input[type=range]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: linear-gradient(135deg, var(--g300), var(--g500));
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--dark);
    box-shadow: 0 0 0 1px var(--g400);
}

input[type=range]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: linear-gradient(135deg, var(--g300), var(--g500));
    border-radius: 50%;
    cursor: pointer;
    border: 2px solid var(--dark);
}

select {
    width: 100%;
    padding: 10px 14px;
    background: rgba(99,153,34,0.08);
    border: 1px solid var(--border2);
    border-radius: 10px;
    color: var(--text);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 14px;
    outline: none;
    cursor: pointer;
    transition: border-color 0.2s;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M2 4l4 4 4-4' stroke='%236a9a40' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: 34px;
}

select:focus {
    border-color: var(--g300);
}

select option {
    background: #111c08;
}

/* Stats row */
.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    padding: 0 20px 20px;
}

.stat-box {
    background: rgba(99,153,34,0.07);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 12px;
    text-align: center;
}

.stat-val {
    font-size: 20px;
    font-weight: 700;
    color: var(--g200);
    font-family: 'JetBrains Mono', monospace;
}

.stat-lbl {
    font-size: 11px;
    color: var(--text3);
    margin-top: 2px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Compress button */
.compress-wrap {
    padding: 0 20px 20px;
}

.compress-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, var(--g400), var(--g600));
    border: none;
    border-radius: 14px;
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: opacity 0.2s, transform 0.15s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    letter-spacing: -0.3px;
}

.compress-btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

.compress-btn:active {
    transform: scale(0.98);
}

.compress-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
}

.compress-btn svg {
    width: 20px;
    height: 20px;
    stroke: #fff;
    fill: none;
    stroke-width: 2;
}

/* Progress */
#progressSection {
    display: none;
    margin-bottom: 24px;
}

.progress-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 28px 24px;
    text-align: center;
}

.progress-title {
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text2);
}

.progress-bar-wrap {
    background: rgba(99,153,34,0.12);
    border-radius: 10px;
    height: 10px;
    overflow: hidden;
    margin-bottom: 12px;
}

.progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--g400), var(--g200));
    border-radius: 10px;
    transition: width 0.3s;
    width: 0%;
}

.progress-pct {
    font-family: 'JetBrains Mono', monospace;
    font-size: 28px;
    font-weight: 500;
    color: var(--g200);
    margin-bottom: 6px;
}

.progress-msg {
    font-size: 13px;
    color: var(--text3);
}

/* Pulse animation */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.pulsing {
    animation: pulse 1.5s ease-in-out infinite;
}

/* Result */
#resultSection {
    display: none;
}

.result-card {
    background: var(--card);
    border: 1px solid rgba(99,153,34,0.35);
    border-radius: 20px;
    overflow: hidden;
}

.result-top {
    background: linear-gradient(135deg, rgba(99,153,34,0.18), rgba(59,109,17,0.12));
    padding: 22px 24px;
    display: flex;
    align-items: center;
    gap: 14px;
    border-bottom: 1px solid var(--border);
}

.result-check {
    width: 44px;
    height: 44px;
    background: linear-gradient(135deg, var(--g400), var(--g600));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.result-check svg {
    width: 22px;
    height: 22px;
    stroke: #fff;
    fill: none;
    stroke-width: 2.5;
}

.result-title {
    font-size: 16px;
    font-weight: 700;
}

.result-sub {
    font-size: 13px;
    color: var(--text3);
    margin-top: 2px;
}

.result-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
    border-bottom: 1px solid var(--border);
}

.r-stat {
    padding: 20px;
    text-align: center;
    border-right: 1px solid var(--border);
}

.r-stat:last-child {
    border-right: none;
}

.r-stat-val {
    font-size: 22px;
    font-weight: 700;
    color: var(--g200);
    font-family: 'JetBrains Mono', monospace;
}

.r-stat-val.green {
    color: #63dd43;
}

.r-stat-lbl {
    font-size: 11px;
    color: var(--text3);
    margin-top: 3px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-actions {
    padding: 20px;
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.dl-btn {
    flex: 1;
    min-width: 160px;
    padding: 13px 20px;
    background: linear-gradient(135deg, var(--g400), var(--g600));
    border: none;
    border-radius: 12px;
    color: #fff;
    font-family: 'Space Grotesk', sans-serif;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.15s;
}

.dl-btn:hover {
    opacity: 0.88;
    transform: translateY(-1px);
}

.dl-btn svg {
    width: 18px;
    height: 18px;
    stroke: #fff;
    fill: none;
    stroke-width: 2;
}

.again-btn {
    flex: 0 0 auto;
    padding: 13px 20px;
    background: transparent;
    border: 1px solid var(--border2);
    border-radius: 12px;
    color: var(--text2);
    font-family: 'Space Grotesk', sans-serif;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
}

.again-btn:hover {
    border-color: var(--g300);
    color: var(--text);
}

.again-btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
    fill: none;
    stroke-width: 2;
}

/* Features */
.features {
    margin-top: 36px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 14px;
}

.feature {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.feature-icon {
    width: 36px;
    height: 36px;
    background: rgba(99,153,34,0.15);
    border-radius: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.feature-icon svg {
    width: 18px;
    height: 18px;
    stroke: var(--g200);
    fill: none;
    stroke-width: 1.8;
}

.feature-text h3 {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 3px;
}

.feature-text p {
    font-size: 12px;
    color: var(--text3);
    line-height: 1.5;
}

/* Error */
#errorBox {
    display: none;
    background: rgba(226,75,74,0.1);
    border: 1px solid rgba(226,75,74,0.3);
    border-radius: 12px;
    padding: 14px 18px;
    color: #f09595;
    font-size: 14px;
    margin-bottom: 16px;
}

/* Loading overlay */
#initOverlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(13,31,5,0.9);
    z-index: 100;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
    text-align: center;
}

#initOverlay.show {
    display: flex;
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid rgba(99,153,34,0.2);
    border-top-color: var(--g300);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.init-msg {
    font-size: 15px;
    color: var(--text2);
}

.init-sub {
    font-size: 13px;
    color: var(--text3);
}

footer {
    text-align: center;
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    font-size: 12px;
    color: var(--text3);
}

footer span {
    color: var(--g400);
}