/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #1a0a2e;
    --bg-secondary: #0a0515;
    --text-primary: #ffffff;
    --text-secondary: #c4b0e6;
    --text-muted: #8888aa;
    --glass-bg: rgba(255, 255, 255, 0.06);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-shadow: rgba(155, 127, 212, 0.2);
    --purple-glow: #9b7fd4;
    --purple-soft: #7c5cbf;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius: 16px;
    --radius-sm: 10px;
    --capture-bg: #00ff00;
}

[data-theme="light"] {
    --bg-primary: #f0ecf5;
    --bg-secondary: #e8e3f0;
    --text-primary: #1a0a2e;
    --text-secondary: #2d1b4e;
    --text-muted: #666680;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(255, 255, 255, 0.3);
    --glass-shadow: rgba(74, 44, 122, 0.08);
    --purple-glow: #7c5cbf;
    --purple-soft: #4a2c7a;
    --capture-bg: #00ff00;
}

/* ===== BOTÓN SALIR MODO CAPTURA ===== */
.exit-capture-btn {
    position: fixed;
    bottom: 80px;
    right: 30px;
    z-index: 9999;
    background: rgba(255, 0, 0, 0.95);
    color: #fff;
    border: 2px solid #ff0000;
    border-radius: 50px;
    padding: 12px 24px;
    font-size: 15px;
    font-weight: 700;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(255, 0, 0, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    display: none;
    align-items: center;
    gap: 8px;
}

.exit-capture-btn:hover {
    transform: scale(1.05);
    background: rgba(255, 0, 0, 1);
    box-shadow: 0 6px 30px rgba(255, 0, 0, 0.7);
}

.exit-capture-btn:active {
    transform: scale(0.95);
}

.exit-capture-btn.show {
    display: flex !important;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== MODO CAPTURA ===== */
.capture-mode .phone-wrapper {
    background: var(--capture-bg) !important;
    padding: 40px !important;
    border-radius: 0 !important;
    margin: 0 !important;
    box-shadow: none !important;
}

.capture-mode .phone-frame {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6), inset 0 0 0 1px rgba(255, 255, 255, 0.1) !important;
    background: #0a0a0f !important;
}

.capture-mode .phone-screen {
    background: #ffffff !important;
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

.capture-mode .preview-panel {
    background: transparent !important;
    backdrop-filter: none !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
}

.capture-mode .preview-header {
    display: none !important;
}

.capture-mode .glass:hover {
    transform: none !important;
    box-shadow: none !important;
}

.capture-mode .container {
    padding: 20px !important;
}

.capture-mode .main-content {
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    min-height: 70vh !important;
}

.capture-mode .controls-panel {
    display: none !important;
}

/* Footer visible en modo captura - MISMO ESTILO QUE NORMAL */
.capture-mode .footer {
    display: block !important;
    background: var(--bg-primary) !important;
    backdrop-filter: blur(20px) !important;
    -webkit-backdrop-filter: blur(20px) !important;
    border-top: 1px solid var(--glass-border) !important;
    padding: 16px 0 12px !important;
    position: sticky !important;
    bottom: 0 !important;
    z-index: 10 !important;
    margin-top: auto !important;
}

.capture-mode .footer-text {
    color: var(--text-muted) !important;
    font-size: 13px !important;
    text-shadow: none !important;
}

.capture-mode .footer-link {
    color: var(--purple-glow) !important;
    text-shadow: none !important;
}

.capture-mode .footer-link:hover {
    color: var(--text-primary) !important;
}

.capture-mode .phone-wrapper::before {
    content: '📸 Modo Captura - Toma captura de pantalla' !important;
    position: absolute !important;
    top: -32px !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    color: #ffffff !important;
    font-size: 14px !important;
    font-weight: 600 !important;
    background: rgba(0,0,0,0.8) !important;
    padding: 6px 16px !important;
    border-radius: 6px !important;
    white-space: nowrap !important;
    z-index: 100 !important;
    font-family: 'Inter', sans-serif !important;
    border: 1px solid rgba(255,255,255,0.1) !important;
}

.capture-mode .phone-wrapper {
    position: relative !important;
}

/* Eliminar cualquier borde/outline del iframe en modo captura */
.capture-mode #previewIframe {
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    transition: background var(--transition), color var(--transition);
    line-height: 1.6;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar {
    width: 6px;
}
::-webkit-scrollbar-track {
    background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
    background: var(--purple-soft);
    border-radius: 3px;
}

/* ===== GLASS ===== */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 24px;
    transition: background var(--transition), border var(--transition), transform 0.2s, box-shadow 0.3s;
}

.glass:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 32px rgba(155, 127, 212, 0.15);
}

/* ===== CONTAINER ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 24px 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ===== HEADER ===== */
.header {
    margin-bottom: 24px;
    flex-shrink: 0;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
}

.header-left {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 2px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    margin-left: auto;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 2px;
    background: linear-gradient(135deg, var(--text-primary), var(--purple-glow));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 0 30px rgba(155, 127, 212, 0.15);
}

.subtitle {
    font-size: 16px;
    color: var(--text-secondary);
    margin-top: 0;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.donation-buttons {
    display: flex;
    gap: 6px;
}

.donation-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    border-radius: 100px;
    text-decoration: none;
    font-size: 12px;
    font-weight: 500;
    transition: transform 0.2s, box-shadow 0.3s, background 0.3s, border-color 0.3s;
    color: #fff;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
}

.donation-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(155, 127, 212, 0.25);
}

.donation-btn.mercadopago {
    background: linear-gradient(135deg, rgba(255, 200, 0, 0.25), rgba(255, 180, 0, 0.15));
    border-color: rgba(255, 200, 0, 0.3);
    color: #ffd700;
}

.donation-btn.mercadopago:hover {
    background: linear-gradient(135deg, rgba(255, 200, 0, 0.35), rgba(255, 180, 0, 0.25));
    box-shadow: 0 4px 20px rgba(255, 200, 0, 0.2);
}

.donation-btn.paypal {
    background: linear-gradient(135deg, rgba(0, 60, 180, 0.25), rgba(0, 100, 200, 0.15));
    border-color: rgba(0, 60, 180, 0.3);
    color: #6ea8fe;
}

.donation-btn.paypal:hover {
    background: linear-gradient(135deg, rgba(0, 60, 180, 0.35), rgba(0, 100, 200, 0.25));
    box-shadow: 0 4px 20px rgba(0, 60, 180, 0.2);
}

.donation-btn span {
    font-size: 14px;
}

.help-btn {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s, border-color 0.2s, box-shadow 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.help-btn:hover {
    background: rgba(155, 127, 212, 0.15);
    border-color: var(--purple-glow);
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(155, 127, 212, 0.2);
}

.lang-toggle,
.theme-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 100px;
    padding: 6px 14px;
    color: var(--text-primary);
    font-family: 'Inter', sans-serif;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition), border var(--transition), transform 0.2s;
    user-select: none;
}

.lang-toggle:hover,
.theme-toggle:hover {
    transform: scale(1.05);
    border-color: var(--purple-glow);
}

.lang-toggle:active,
.theme-toggle:active {
    transform: scale(0.95);
}

#langIcon,
#themeIcon {
    font-size: 14px;
}

/* ===== HELP PANEL ===== */
.help-panel {
    margin-bottom: 20px;
    padding: 20px 24px;
    animation: fadeSlideDown 0.3s ease;
    flex-shrink: 0;
}

@keyframes fadeSlideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.help-content h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.help-content p {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 10px;
    line-height: 1.7;
}

.help-content ul {
    list-style: none;
    padding: 0;
    margin-bottom: 12px;
}

.help-content ul li {
    font-size: 13px;
    color: var(--text-muted);
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
    line-height: 1.5;
}

.help-content ul li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--purple-glow);
}

.help-features {
    font-size: 13px;
    color: var(--text-secondary) !important;
    background: rgba(155, 127, 212, 0.08);
    padding: 10px 14px;
    border-radius: 8px;
    border-left: 3px solid var(--purple-glow);
    margin-bottom: 12px !important;
}

.help-close {
    display: inline-block;
    padding: 6px 16px;
    border-radius: 100px;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    color: var(--text-muted);
    font-size: 13px;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
}

.help-close:hover {
    background: rgba(155, 127, 212, 0.15);
    color: var(--text-primary);
}

/* ===== MAIN CONTENT ===== */
.main-content {
    display: grid;
    grid-template-columns: 360px 1fr;
    gap: 24px;
    flex: 1;
    min-height: 0;
}

/* ===== CONTROLS PANEL ===== */
.controls-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    overflow: hidden;
    height: fit-content;
    max-height: calc(100vh - 240px);
    position: sticky;
    top: 20px;
    padding: 20px;
}

.url-section {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex-shrink: 0;
}

.input-label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
    text-align: left;
}

.url-input-group {
    display: flex;
    gap: 8px;
}

.url-input-group input {
    flex: 1;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.3s, box-shadow 0.3s;
    outline: none;
    min-width: 0;
    text-align: left;
}

.url-input-group input:focus {
    border-color: var(--purple-glow);
    box-shadow: 0 0 0 3px rgba(155, 127, 212, 0.2);
}

.url-input-group input::placeholder {
    color: var(--text-muted);
}

.btn-primary {
    padding: 10px 18px;
    border-radius: var(--radius-sm);
    border: none;
    background: linear-gradient(135deg, var(--purple-glow), var(--purple-soft));
    color: #fff;
    font-size: 13px;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.3s;
    white-space: nowrap;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(155, 127, 212, 0.3);
}

.btn-primary:active {
    transform: scale(0.95);
}

/* ===== DEVICE SECTION ===== */
.device-section {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
    overflow: hidden;
    min-height: 0;
}

.search-wrapper {
    position: relative;
    flex-shrink: 0;
}

#deviceSearch {
    width: 100%;
    padding: 10px 14px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-size: 13px;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.3s, box-shadow 0.3s;
    outline: none;
    text-align: left;
}

#deviceSearch:focus {
    border-color: var(--purple-glow);
    box-shadow: 0 0 0 3px rgba(155, 127, 212, 0.2);
}

#deviceSearch::placeholder {
    color: var(--text-muted);
}

.device-list {
    flex: 1;
    overflow-y: auto;
    padding-right: 4px;
}

.device-list::-webkit-scrollbar {
    width: 4px;
}

.device-list::-webkit-scrollbar-thumb {
    background: var(--purple-soft);
    border-radius: 2px;
}

.device-group {
    margin-bottom: 12px;
}

.device-group-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--purple-glow);
    padding: 4px 0 6px 0;
    border-bottom: 1px solid var(--glass-border);
    margin-bottom: 6px;
    text-align: left;
}

.device-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 10px;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s;
    font-size: 13px;
}

.device-item:hover {
    background: var(--glass-bg);
    transform: translateX(4px);
}

.device-item.active {
    background: rgba(155, 127, 212, 0.15);
    border-left: 3px solid var(--purple-glow);
}

.device-item .name {
    color: var(--text-primary);
    text-align: left;
    flex: 1;
}

.device-item .size {
    color: var(--text-muted);
    font-size: 11px;
    font-weight: 500;
    text-align: right;
    margin-left: 12px;
    flex-shrink: 0;
}

.device-item .check {
    color: var(--purple-glow);
    font-size: 14px;
    margin-left: 6px;
    opacity: 0;
    transition: opacity 0.3s;
    flex-shrink: 0;
}

.device-item.active .check {
    opacity: 1;
}

/* ===== PREVIEW PANEL ===== */
.preview-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    min-height: 500px;
    overflow: hidden;
    height: fit-content;
    padding: 20px;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--glass-border);
    flex-shrink: 0;
}

.device-name {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    text-align: left;
}

.device-size {
    font-size: 14px;
    color: var(--text-muted);
    text-align: right;
    margin-left: auto;
}

.preview-actions {
    display: flex;
    gap: 6px;
    flex-shrink: 0;
}

.icon-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1px solid var(--glass-border);
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: var(--text-primary);
    font-size: 16px;
    cursor: pointer;
    transition: background 0.2s, transform 0.2s, border-color 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.icon-btn:hover {
    background: rgba(155, 127, 212, 0.15);
    border-color: var(--purple-glow);
    transform: scale(1.05);
}

.icon-btn:active {
    transform: scale(0.9);
}

/* ===== PHONE WRAPPER ===== */
.phone-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    padding: 20px;
    border-radius: var(--radius);
    background: transparent;
}

/* ===== PHONE FRAME ===== */
.phone-frame {
    position: relative;
    margin: 0 auto;
    background: #0a0a0f;
    border-radius: 40px;
    padding: 12px;
    box-shadow: 0 10px 60px rgba(0, 0, 0, 0.5), inset 0 0 0 1px rgba(255, 255, 255, 0.05);
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
    flex-shrink: 0;
}

.phone-screen {
    position: relative;
    overflow: hidden;
    border-radius: 28px;
    background: #ffffff;
    aspect-ratio: 9 / 19.5;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    border: none;
    outline: none;
    box-shadow: none;
}

#previewIframe {
    width: 100%;
    height: 100%;
    border: none;
    outline: none;
    background: #ffffff;
    display: block;
    box-shadow: none;
}

/* Eliminar cualquier borde o outline del iframe en todos los estados */
#previewIframe:focus,
#previewIframe:active,
#previewIframe:hover {
    border: none !important;
    outline: none !important;
    box-shadow: none !important;
}

.phone-home-indicator {
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

/* ===== FOOTER ===== */
.footer {
    margin-top: auto;
    padding: 16px 0 12px;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    flex-shrink: 0;
    background: var(--bg-primary);
    position: sticky;
    bottom: 0;
    z-index: 10;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.footer-text {
    font-size: 13px;
    color: var(--text-muted);
}

.footer-link {
    color: var(--purple-glow);
    text-decoration: none;
    font-weight: 600;
    transition: color 0.2s, text-shadow 0.2s;
    position: relative;
}

.footer-link:hover {
    color: var(--text-primary);
    text-shadow: 0 0 20px rgba(155, 127, 212, 0.3);
}

.footer-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--purple-glow);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.footer-link:hover::after {
    transform: scaleX(1);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .main-content {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .controls-panel {
        max-height: none;
        position: static;
    }

    .device-list {
        max-height: 300px;
    }

    .phone-frame {
        max-width: 380px;
    }

    .exit-capture-btn {
        bottom: 80px;
        right: 20px;
        padding: 10px 20px;
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .header-top {
        flex-direction: column;
        align-items: stretch;
    }

    .header-left {
        align-items: flex-start;
    }

    .header-right {
        margin-left: 0;
        justify-content: flex-start;
    }

    .donation-buttons {
        flex-wrap: wrap;
    }

    .url-input-group {
        flex-direction: column;
    }

    .btn-primary {
        width: 100%;
        justify-content: center;
    }

    .preview-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .device-size {
        margin-left: 0;
        text-align: left;
    }

    .capture-mode .phone-wrapper {
        padding: 20px !important;
    }

    .exit-capture-btn {
        bottom: 70px;
        right: 16px;
        padding: 8px 16px;
        font-size: 13px;
        border-radius: 40px;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 16px 16px 0;
    }

    .logo {
        font-size: 22px;
    }

    .subtitle {
        font-size: 14px;
    }

    .controls-panel {
        padding: 16px;
    }

    .preview-panel {
        padding: 16px;
    }

    .phone-frame {
        max-width: 300px;
        padding: 8px;
        border-radius: 30px;
    }

    .phone-screen {
        border-radius: 22px;
    }

    .donation-btn {
        font-size: 11px;
        padding: 4px 12px;
    }

    .help-btn {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }

    .lang-toggle,
    .theme-toggle {
        font-size: 11px;
        padding: 4px 12px;
    }

    .footer {
        padding: 12px 0 8px;
    }

    .capture-mode .phone-wrapper {
        padding: 16px !important;
    }

    .exit-capture-btn {
        bottom: 60px;
        right: 12px;
        padding: 6px 14px;
        font-size: 12px;
        border-radius: 30px;
    }
}

@media (max-width: 400px) {
    .phone-frame {
        max-width: 260px;
        padding: 6px;
        border-radius: 24px;
    }

    .phone-screen {
        border-radius: 18px;
    }

    .donation-btn {
        font-size: 10px;
        padding: 3px 10px;
    }

    .donation-btn span {
        font-size: 12px;
    }

    .exit-capture-btn {
        bottom: 55px;
        right: 10px;
        padding: 4px 12px;
        font-size: 11px;
        border-radius: 20px;
    }
}