/* ============================================
   GAMMA QUANT — APP DE ACESSO RÁPIDO (PWA)
   Identidade: Laranja #f58a00 + Preto
   Foco: mobile-first, instalável, offline-ready
   ============================================ */

:root {
    --orange: #f58a00;
    --orange-hover: #ff9a1a;
    --orange-glow: rgba(245, 138, 0, 0.18);
    --orange-soft: rgba(245, 138, 0, 0.08);
    --black: #000000;
    --black-card: #111111;
    --black-elev: #1a1a1a;
    --gray-100: #eeeeee;
    --gray-300: #a8a8a8;
    --gray-500: #6b6b6b;
    --gray-700: #3a3a3a;
    --border: rgba(255, 255, 255, 0.08);
    --green: #22c55e;
    --red: #ef4444;
    --font: 'Montserrat', -apple-system, BlinkMacSystemFont, sans-serif;
    --radius: 16px;
    --radius-sm: 10px;
    --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --safe-top: env(safe-area-inset-top);
    --safe-bottom: env(safe-area-inset-bottom);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--black);
    color: var(--gray-100);
    -webkit-font-smoothing: antialiased;
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    background-image:
        radial-gradient(circle at 20% 0%, rgba(245, 138, 0, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 80% 100%, rgba(245, 138, 0, 0.06) 0%, transparent 50%);
}

img, svg { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
a { color: inherit; text-decoration: none; }

/* ============ APP SHELL ============ */
.app-shell {
    max-width: 480px;
    margin: 0 auto;
    padding: calc(var(--safe-top) + 20px) 20px calc(var(--safe-bottom) + 24px);
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* ============ HEADER ============ */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0 8px;
}

.logo {
    height: 36px;
    width: auto;
}

.market-status {
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--black-card);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 600;
    color: var(--gray-300);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gray-500);
    animation: pulse 2s ease-in-out infinite;
}

.status-dot.open { background: var(--green); box-shadow: 0 0 8px var(--green); }
.status-dot.closed { background: var(--red); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ============ CARDS BASE ============ */
.card {
    background: var(--black-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
}

.card-icon {
    font-size: 22px;
    line-height: 1;
}

.card-title {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--gray-100);
    line-height: 1.1;
    margin-bottom: 4px;
}

.card-title-sm {
    font-size: 18px;
    font-weight: 700;
    color: var(--gray-100);
}

.card-subtitle {
    font-size: 13px;
    color: var(--gray-300);
    margin-bottom: 18px;
    text-transform: capitalize;
}

.card-desc {
    font-size: 14px;
    color: var(--gray-300);
    line-height: 1.5;
    margin-bottom: 16px;
}

/* ============ CARD: PROTOCOLO (destaque) ============ */
.card-protocol {
    background: linear-gradient(135deg, var(--black-card) 0%, var(--black-elev) 100%);
    border: 1px solid rgba(245, 138, 0, 0.25);
    box-shadow: 0 8px 32px rgba(245, 138, 0, 0.08);
}

.card-protocol::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top right, var(--orange-glow), transparent 60%);
    pointer-events: none;
}

.card-protocol > * { position: relative; z-index: 1; }

.card-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--orange-soft);
    color: var(--orange);
    border: 1px solid rgba(245, 138, 0, 0.3);
    border-radius: 100px;
    padding: 6px 12px;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
}

.live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #ff3b3b;
    animation: livePulse 1.5s ease-in-out infinite;
}

@keyframes livePulse {
    0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255, 59, 59, 0.6); }
    50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(255, 59, 59, 0); }
}

/* ============ ACTIONS ============ */
.card-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.card-actions-split {
    flex-direction: row;
    gap: 8px;
}

.card-actions-split .btn { flex: 1; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.2px;
    transition: var(--transition);
    text-align: center;
    position: relative;
    min-height: 52px;
}

.btn-icon { font-size: 18px; line-height: 1; }

.btn-primary {
    background: var(--orange);
    color: var(--black);
    box-shadow: 0 4px 16px rgba(245, 138, 0, 0.35);
}
.btn-primary:active { transform: scale(0.98); background: var(--orange-hover); }

.btn-secondary {
    background: var(--black-elev);
    color: var(--gray-100);
    border: 1px solid var(--border);
}
.btn-secondary:active { transform: scale(0.98); border-color: var(--orange); }

.btn-outline {
    background: transparent;
    color: var(--gray-100);
    border: 1px solid var(--border);
    font-size: 14px;
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
}
.btn-outline:active { border-color: var(--orange); background: var(--orange-soft); }

.btn-ghost {
    background: transparent;
    color: var(--gray-300);
    font-size: 14px;
    flex-direction: column;
    gap: 4px;
    padding: 12px 14px;
}
.btn-ghost:active { color: var(--orange); }

.btn-ghost-line {
    background: transparent;
    color: var(--orange);
    border: 1px solid rgba(245, 138, 0, 0.4);
    min-height: 48px;
    font-size: 14px;
}
.btn-ghost-line:active {
    background: var(--orange-soft);
    border-color: var(--orange);
}

.btn-disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.badge-soon {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--gray-500);
    background: var(--gray-700);
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 700;
}

/* ============ PROFILE TOGGLE ============ */
.profile-toggle {
    display: flex;
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: 100px;
    padding: 4px;
    margin-bottom: 16px;
    gap: 4px;
}

.profile-btn {
    flex: 1;
    padding: 8px 12px;
    border-radius: 100px;
    font-size: 12px;
    font-weight: 700;
    color: var(--gray-300);
    transition: var(--transition);
    text-align: center;
    letter-spacing: 0.2px;
}

.profile-btn.active {
    background: var(--orange);
    color: var(--black);
    box-shadow: 0 2px 8px rgba(245, 138, 0, 0.3);
}

.profile-btn:not(.active):active {
    background: var(--black-elev);
    color: var(--gray-100);
}

.profile-view, .profile-view-course {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(4px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============ COUNTDOWN ============ */
.countdown {
    margin-top: 14px;
    padding: 10px 14px;
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
}

.countdown-label { color: var(--gray-300); font-weight: 500; }
.countdown-time {
    color: var(--orange);
    font-weight: 800;
    font-variant-numeric: tabular-nums;
    letter-spacing: 0.5px;
}

/* ============ UTILITIES TILES ============ */
.utilities {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-top: 4px;
}

.util-tile {
    background: var(--black-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    text-align: center;
    transition: var(--transition);
}

.util-tile:active {
    border-color: var(--orange);
    background: var(--orange-soft);
    transform: scale(0.97);
}

.util-icon { font-size: 24px; }

.util-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--gray-300);
    line-height: 1.2;
}

/* ============ FOOTER ============ */
.app-footer {
    margin-top: auto;
    padding-top: 16px;
    text-align: center;
}

.footer-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--gray-500);
    margin-bottom: 14px;
    font-weight: 600;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 14px;
    margin-bottom: 18px;
}

.social-links a {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--black-card);
    border: 1px solid var(--border);
    border-radius: 50%;
    color: var(--gray-300);
    transition: var(--transition);
}

.social-links a:active {
    color: var(--orange);
    border-color: var(--orange);
    transform: scale(0.95);
}

.social-links svg { width: 18px; height: 18px; }

.footer-tagline {
    font-size: 13px;
    color: var(--gray-300);
    font-style: italic;
    margin-bottom: 8px;
    font-weight: 500;
}

.footer-disclaimer {
    font-size: 10px;
    color: var(--gray-500);
    line-height: 1.4;
}

/* ============ BANNER INSTALAR (permanente) ============ */
.install-banner {
    width: 100%;
    background: linear-gradient(135deg, var(--orange), var(--orange-hover));
    color: var(--black);
    padding: 14px 18px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 14px;
    text-align: left;
    box-shadow: 0 6px 20px rgba(245, 138, 0, 0.3);
    transition: var(--transition);
    animation: bannerPulse 2.5s ease-in-out infinite;
}

.install-banner:active { transform: scale(0.98); }

.install-banner-icon {
    font-size: 26px;
    line-height: 1;
}

.install-banner-text {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.install-banner-text strong {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.2px;
}

.install-banner-text span {
    font-size: 11px;
    font-weight: 600;
    opacity: 0.8;
}

.install-banner-arrow {
    font-size: 22px;
    font-weight: 700;
}

@keyframes bannerPulse {
    0%, 100% { box-shadow: 0 6px 20px rgba(245, 138, 0, 0.3); }
    50% { box-shadow: 0 6px 28px rgba(245, 138, 0, 0.55); }
}

/* ============ MODAL DE INSTRUÇÕES ============ */
.install-modal {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    z-index: 1000;
    display: flex;
    align-items: flex-end;
    justify-content: center;
    animation: fadeIn 0.2s ease;
    padding: 16px;
}

@media (min-width: 600px) {
    .install-modal { align-items: center; }
}

.install-modal-content {
    background: var(--black-card);
    border: 1px solid rgba(245, 138, 0, 0.3);
    border-radius: var(--radius);
    padding: 28px 24px;
    max-width: 420px;
    width: 100%;
    text-align: center;
    position: relative;
    animation: slideUp 0.3s ease;
    max-height: 90vh;
    overflow-y: auto;
}

@keyframes slideUp {
    from { transform: translateY(40px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.install-modal-close {
    position: absolute;
    top: 10px;
    right: 10px;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--orange);
    color: var(--black);
    font-size: 26px;
    line-height: 1;
    font-weight: 800;
    transition: var(--transition);
    box-shadow: 0 4px 12px rgba(245, 138, 0, 0.4);
    z-index: 10;
}
.install-modal-close:active {
    background: var(--orange-hover);
    transform: scale(0.95);
}

.install-modal-icon {
    width: 80px;
    height: 80px;
    border-radius: 18px;
    margin: 0 auto 16px;
    box-shadow: 0 10px 30px rgba(245, 138, 0, 0.3);
}

.install-modal-title {
    font-size: 20px;
    font-weight: 800;
    margin-bottom: 6px;
    letter-spacing: -0.3px;
}

.install-modal-platform {
    font-size: 12px;
    color: var(--gray-300);
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
}

.install-steps {
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: left;
    margin-bottom: 16px;
}

.install-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background: var(--black);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 12px 14px;
    font-size: 14px;
    line-height: 1.4;
    color: var(--gray-100);
}

.install-step strong { color: var(--orange); }

.install-step-num {
    flex-shrink: 0;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: var(--orange);
    color: var(--black);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 12px;
}

.install-step-fallback {
    font-size: 12px;
    color: var(--gray-300);
    line-height: 1.6;
    text-align: center;
    margin-top: 12px;
    padding: 12px;
    background: var(--black);
    border-radius: var(--radius-sm);
    border: 1px dashed var(--gray-700);
}

.install-step-fallback strong { color: var(--orange); }

.install-warning {
    background: rgba(245, 138, 0, 0.12);
    border: 1px solid rgba(245, 138, 0, 0.4);
    border-radius: var(--radius-sm);
    padding: 14px;
    font-size: 13px;
    color: var(--gray-100);
    line-height: 1.5;
    margin-bottom: 14px;
    text-align: center;
}
.install-warning strong { color: var(--orange); }

.install-steps-container .btn {
    width: 100%;
    margin-bottom: 12px;
}

.install-help-link {
    display: inline-block;
    margin-top: 8px;
    color: var(--orange);
    font-size: 13px;
    font-weight: 600;
}

.install-modal-dismiss {
    width: 100%;
    margin-top: 16px;
    padding: 12px;
    border-radius: var(--radius-sm);
    background: var(--black);
    border: 1px solid var(--border);
    color: var(--gray-300);
    font-size: 13px;
    font-weight: 600;
    transition: var(--transition);
}
.install-modal-dismiss:active {
    background: var(--black-elev);
    color: var(--gray-100);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============ DESKTOP ============ */
@media (min-width: 768px) {
    .app-shell { padding: 32px 24px; }
    .card-title { font-size: 30px; }
    .card { padding: 28px; }
}