/* ==========================================================================
   TRIVIVA — AI Travel Concierge
   Premium Responsive Design System (Desktop 1920x1080 + Tablet + Mobile)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
    --bg-space: #07020e;
    --bg-deep: #0a0414;
    --bg-surface: rgba(14, 9, 28, 0.85);
    --bg-card: rgba(13, 8, 26, 0.78);
    --bg-card-hover: rgba(20, 12, 38, 0.85);

    --border-subtle: rgba(255, 255, 255, 0.09);
    --border-purple: rgba(168, 85, 247, 0.22);
    --border-purple-bright: rgba(168, 85, 247, 0.55);

    --purple-main: #a855f7;
    --purple-deep: #9333ea;
    --purple-glow: rgba(168, 85, 247, 0.45);
    --purple-light: #c084fc;
    --purple-lavender: #d8b4fe;
    --indigo-accent: #6366f1;

    --text-primary: #ffffff;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-dim: #64748b;

    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

    --radius-sm: 10px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-full: 9999px;
}

/* ==========================================================================
   Base Reset & Full-Viewport Background
   ========================================================================== */
*, *::before, *::after {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    width: 100%;
    min-height: 100vh;
    background-color: var(--bg-space) !important;
    background:
        radial-gradient(circle at 50% 120px, rgba(168, 85, 247, 0.18) 0%, rgba(147, 51, 234, 0.08) 35%, transparent 65%),
        radial-gradient(ellipse 120% 60% at 50% 100%, rgba(147, 51, 234, 0.22) 0%, rgba(30, 10, 60, 0.5) 40%, transparent 80%),
        radial-gradient(circle at 15% 20%, rgba(99, 102, 241, 0.12) 0%, transparent 40%),
        radial-gradient(circle at 85% 30%, rgba(168, 85, 247, 0.12) 0%, transparent 45%),
        linear-gradient(180deg, #07020e 0%, #0a0414 50%, #06020a 100%) !important;
    background-attachment: fixed !important;
    color: var(--text-primary) !important;
    font-family: var(--font-body) !important;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ==========================================================================
   Gradio Container & Full-Width Layout (1920x1080 Target)
   ========================================================================== */
.gradio-container {
    background: transparent !important;
    width: 100% !important;
    max-width: 1440px !important;
    margin: 0 auto !important;
    padding: 0 32px 60px 32px !important;
    min-height: 100vh !important;
    box-sizing: border-box !important;
}

/* Remove default Gradio wrappers, borders and gray boxes */
.gradio-container .block,
.gradio-container .form,
.gradio-container .gr-form,
.gradio-container .gr-box,
.gradio-container .gr-panel,
.gradio-container .contain {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
}

/* Suppress all default Gradio branding, footers & API docs */
footer,
.gradio-container > footer,
.gradio-container footer,
.built-with,
a[href*="gradio.app"],
button[title*="API"],
button[aria-label="Settings"],
.show-api,
.api-docs,
.view-api {
    display: none !important;
    visibility: hidden !important;
    opacity: 0 !important;
    pointer-events: none !important;
}

/* ==========================================================================
   Top Navigation Bar (Matching Reference Mockup)
   ========================================================================== */
.triviva-navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 24px 0 16px 0;
    margin-bottom: 28px;
    position: relative;
    z-index: 10;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    cursor: pointer;
}

.nav-plane-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    transform: rotate(45deg);
}

.nav-plane-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 10px rgba(192, 132, 252, 0.8));
}

.nav-logo-text {
    font-family: var(--font-heading);
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: #ffffff;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;
}

.nav-link {
    color: #cbd5e1;
    text-decoration: none;
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: #ffffff;
}

.nav-btn-pill {
    background: linear-gradient(135deg, #a855f7 0%, #9333ea 50%, #7c3aed 100%);
    color: #ffffff;
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 600;
    padding: 8px 20px;
    border-radius: var(--radius-full);
    box-shadow: 0 4px 16px rgba(147, 51, 234, 0.35);
    transition: all 0.2s ease;
}

.nav-btn-pill:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(168, 85, 247, 0.5);
    filter: brightness(1.08);
}

/* ==========================================================================
   Hero Section & Orbital Horizon Graphic
   ========================================================================== */
.triviva-hero-container {
    text-align: center;
    padding: 10px 16px 20px 16px;
    position: relative;
    max-width: 1040px;
    margin: 0 auto;
    z-index: 2;
}

/* Top Pill Badge */
.hero-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(168, 85, 247, 0.28);
    padding: 7px 22px;
    border-radius: var(--radius-full);
    font-size: 0.76rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--purple-lavender);
    text-transform: uppercase;
    backdrop-filter: blur(14px);
    box-shadow: 0 4px 18px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.1);
    margin-bottom: 22px;
    transition: all 0.25s ease;
}

.hero-badge:hover {
    border-color: rgba(168, 85, 247, 0.5);
    background: rgba(255, 255, 255, 0.07);
}

/* Brand Logo (Airplane + TRIVIVA) */
.hero-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 12px;
    filter: drop-shadow(0 0 40px rgba(168, 85, 247, 0.45));
}

.hero-plane-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 52px;
    height: 52px;
    transform: rotate(45deg);
    flex-shrink: 0;
}

.hero-plane-icon svg {
    width: 100%;
    height: 100%;
    filter: drop-shadow(0 0 18px rgba(192, 132, 252, 0.9));
}

.hero-title {
    font-size: clamp(3rem, 6.5vw, 4.4rem) !important;
    font-weight: 900 !important;
    font-family: var(--font-heading) !important;
    background: linear-gradient(180deg, #ffffff 30%, #e9d5ff 75%, #c084fc 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin: 0 !important;
    letter-spacing: -0.025em !important;
    line-height: 1 !important;
}

/* Hero Subtitle / Tagline */
.hero-tagline {
    font-family: var(--font-heading);
    font-size: clamp(1.45rem, 3.2vw, 2.15rem);
    font-weight: 700;
    color: #ffffff;
    margin: 0 0 32px 0;
    letter-spacing: -0.015em;
}

.highlight-seconds {
    background: linear-gradient(135deg, #c084fc 0%, #a855f7 50%, #d8b4fe 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    filter: drop-shadow(0 0 20px rgba(168, 85, 247, 0.6));
}

/* Three Feature Cards Row */
.hero-feature-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
    margin: 0 auto 36px auto;
    max-width: 920px;
}

.feature-pill-card {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(168, 85, 247, 0.2);
    border-radius: var(--radius-full);
    padding: 13px 22px;
    display: flex;
    align-items: center;
    gap: 14px;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.28), inset 0 1px 0 rgba(255, 255, 255, 0.08);
    text-align: left;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.feature-pill-card:hover {
    background: rgba(255, 255, 255, 0.065);
    border-color: rgba(168, 85, 247, 0.45);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(168, 85, 247, 0.22), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.pill-icon-wrap {
    flex-shrink: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--purple-light);
}

.pill-text-wrap {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.pill-title {
    font-size: 0.9rem;
    font-weight: 600;
    color: #f8fafc;
    white-space: nowrap;
    letter-spacing: -0.01em;
}

.pill-desc {
    font-size: 0.74rem;
    color: var(--text-muted);
    white-space: nowrap;
    margin-top: 2px;
}

/* ==========================================================================
   Subtle Glowing Horizon Divider
   ========================================================================== */
.horizon-glow-container {
    position: relative;
    width: 100%;
    max-width: 960px;
    margin: 10px auto 30px auto;
    height: 36px;
    overflow: visible;
    pointer-events: none;
    z-index: 2;
}

.horizon-arc {
    position: absolute;
    bottom: -68px;
    left: 2%;
    width: 96%;
    height: 96px;
    border-top: 1.5px solid rgba(192, 132, 252, 0.6);
    border-radius: 50% 50% 0 0 / 100% 100% 0 0;
    box-shadow: 0 -2px 18px rgba(168, 85, 247, 0.45), 0 -8px 36px rgba(147, 51, 234, 0.25);
}

.horizon-flare {
    position: absolute;
    top: 28px;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120px;
    height: 14px;
    background: radial-gradient(ellipse at center, #ffffff 0%, rgba(216, 180, 254, 0.95) 25%, rgba(168, 85, 247, 0.6) 55%, transparent 85%);
    filter: blur(2px);
    border-radius: 50%;
    box-shadow: 0 0 24px rgba(168, 85, 247, 0.8), 0 0 48px rgba(147, 51, 234, 0.5);
}

/* ==========================================================================
   Main Plan Glassmorphism Card (1920x1080 Balanced Layout)
   ========================================================================== */
.travel-card,
.main-plan-card {
    background: rgba(13, 8, 26, 0.8) !important;
    border: 1px solid rgba(168, 85, 247, 0.24) !important;
    border-radius: var(--radius-lg) !important;
    backdrop-filter: blur(28px) !important;
    -webkit-backdrop-filter: blur(28px) !important;
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.7), 0 0 40px rgba(168, 85, 247, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.08) !important;
    padding: 38px 44px !important;
    margin: 0 auto 32px auto !important;
    position: relative;
    transition: border-color 0.25s ease, box-shadow 0.25s ease;
    width: 100% !important;
    max-width: 1020px !important;
}

.travel-card:hover,
.main-plan-card:hover {
    border-color: rgba(168, 85, 247, 0.38) !important;
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.75), 0 0 45px rgba(168, 85, 247, 0.18), inset 0 1px 0 rgba(255, 255, 255, 0.12) !important;
}

/* Section Header (| Plan Your Next Journey) */
.form-section-heading {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.purple-bar {
    width: 4px;
    height: 22px;
    background: #a855f7;
    border-radius: 3px;
    display: inline-block;
    box-shadow: 0 0 12px rgba(168, 85, 247, 0.75);
}

.heading-text {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 700;
    font-family: var(--font-heading);
    letter-spacing: -0.01em;
}

/* ==========================================================================
   Form Input Styling & Icons
   ========================================================================== */
.gradio-container label,
.gradio-container .label-wrap,
.travel-card label,
.travel-card span.text-sm {
    color: #94a3b8 !important;
    font-size: 0.74rem !important;
    font-weight: 700 !important;
    letter-spacing: 0.08em !important;
    text-transform: uppercase !important;
    margin-bottom: 7px !important;
    display: block !important;
}

.gradio-container input[type="text"],
.gradio-container input[type="number"],
.gradio-container textarea,
.gradio-container select,
.gradio-container .gr-input,
.form-control {
    background: rgba(255, 255, 255, 0.04) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: var(--radius-md) !important;
    color: #ffffff !important;
    font-family: var(--font-body) !important;
    font-size: 0.96rem !important;
    padding: 13px 16px !important;
    outline: none !important;
    min-height: 48px !important;
    box-shadow: inset 0 1px 3px rgba(0, 0, 0, 0.3) !important;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease !important;
    width: 100% !important;
}

.gradio-container input::placeholder,
.gradio-container textarea::placeholder,
.form-control::placeholder {
    color: #64748b !important;
}

.gradio-container input:focus,
.gradio-container textarea:focus,
.gradio-container select:focus,
.form-control:focus {
    border-color: #a855f7 !important;
    box-shadow: 0 0 0 3px rgba(168, 85, 247, 0.28), inset 0 1px 2px rgba(0, 0, 0, 0.2) !important;
    background: rgba(255, 255, 255, 0.07) !important;
}

/* 2-Column Form Row Helper */
.form-two-col-row {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 16px !important;
    margin-bottom: 6px !important;
}

/* Input Icons */
.icon-location input {
    padding-left: 44px !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23c084fc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M21 10c0 7-9 13-9 13s-9-6-9-13a9 9 0 0 1 18 0z'%3E%3C/path%3E%3Ccircle cx='12' cy='10' r='3'%3E%3C/circle%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: 15px center !important;
}

.icon-clock input {
    padding-left: 44px !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23c084fc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cpolyline points='12 6 12 12 16 14'%3E%3C/polyline%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: 15px center !important;
}

.icon-user input {
    padding-left: 44px !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23c084fc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 21v-2a4 4 0 0 0-4-4H8a4 4 0 0 0-4 4v2'%3E%3C/path%3E%3Ccircle cx='12' cy='7' r='4'%3E%3C/circle%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: 15px center !important;
}

.icon-wallet input {
    padding-left: 44px !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23c084fc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Crect x='1' y='4' width='22' height='16' rx='2' ry='2'%3E%3C/rect%3E%3Cline x1='1' y1='10' x2='23' y2='10'%3E%3C/line%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: 15px center !important;
}

.icon-compass input,
.icon-compass textarea {
    padding-left: 44px !important;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' viewBox='0 0 24 24' fill='none' stroke='%23c084fc' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'%3E%3C/circle%3E%3Cpolygon points='16.24 7.76 14.12 14.12 7.76 16.24 9.88 9.88 16.24 7.76'%3E%3C/polygon%3E%3C/svg%3E") !important;
    background-repeat: no-repeat !important;
    background-position: 15px center !important;
}

/* Dropdown Container Styling */
.gradio-container .wrap-default,
.gradio-container .secondary-wrap,
.gradio-container select {
    background: rgba(255, 255, 255, 0.04) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: var(--radius-md) !important;
    color: #ffffff !important;
}

/* ==========================================================================
   Generate My Trip Button (Purple Gradient CTA)
   ========================================================================== */
.triviva-btn,
button.primary-btn,
.gradio-container button.primary {
    background: linear-gradient(135deg, #a855f7 0%, #8b5cf6 50%, #6366f1 100%) !important;
    border: none !important;
    border-radius: var(--radius-md) !important;
    padding: 16px 32px !important;
    font-size: 1.12rem !important;
    font-weight: 700 !important;
    font-family: var(--font-heading) !important;
    color: #ffffff !important;
    letter-spacing: 0.02em !important;
    cursor: pointer !important;
    box-shadow: 0 8px 30px rgba(147, 51, 234, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.25) !important;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1) !important;
    width: 100% !important;
    margin-top: 14px !important;
    min-height: 52px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 10px !important;
}

.triviva-btn:hover,
.gradio-container button.primary:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 14px 40px rgba(168, 85, 247, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.35) !important;
    filter: brightness(1.08) !important;
}

.triviva-btn:active,
.gradio-container button.primary:active {
    transform: translateY(0) !important;
    filter: brightness(0.98) !important;
}

/* ==========================================================================
   Itinerary Results Display
   ========================================================================== */
.summary-banner {
    background: linear-gradient(135deg, rgba(168, 85, 247, 0.16) 0%, rgba(99, 102, 241, 0.1) 100%);
    border: 1px solid rgba(168, 85, 247, 0.35);
    border-radius: var(--radius-lg);
    padding: 28px 32px;
    margin-bottom: 24px;
    backdrop-filter: blur(18px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4);
}

.summary-destination {
    font-size: clamp(2rem, 4.5vw, 2.8rem);
    font-weight: 800;
    font-family: var(--font-heading);
    color: #ffffff;
    margin: 0 0 8px 0;
    letter-spacing: -0.02em;
}

.meta-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.12);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 0.86rem;
    font-weight: 500;
    color: #e2e8f0;
    margin-right: 8px;
    margin-top: 8px;
}

.meta-badge.highlight {
    background: rgba(168, 85, 247, 0.25);
    border-color: rgba(192, 132, 252, 0.5);
    color: #f3e8ff;
    font-weight: 600;
}

/* Budget Breakdown Grid */
.budget-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 14px;
    margin: 18px 0;
}

.budget-item {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--radius-md);
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
}

.budget-item-label {
    font-size: 0.74rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.04em;
}

.budget-item-value {
    font-size: 1.3rem;
    font-weight: 700;
    color: #ffffff;
    font-family: var(--font-heading);
    margin-top: 4px;
}

.budget-summary-box {
    margin-top: 16px;
    padding: 16px 20px;
    border-radius: var(--radius-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.budget-summary-box.fits {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.budget-summary-box.over {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* Day Cards */
.day-card {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: var(--radius-md);
    padding: 22px 26px;
    margin-bottom: 18px;
    transition: all 0.2s ease;
}

.day-card:hover {
    background: rgba(255, 255, 255, 0.055);
    border-color: rgba(192, 132, 252, 0.3);
}

.day-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.day-number-badge {
    background: linear-gradient(135deg, #a855f7 0%, #7c3aed 100%);
    color: #ffffff;
    font-size: 0.74rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 6px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-right: 10px;
}

.day-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: #ffffff;
    display: inline;
}

.day-cost-tag {
    font-size: 0.84rem;
    font-weight: 600;
    color: #a7f3d0;
    background: rgba(16, 185, 129, 0.12);
    border: 1px solid rgba(16, 185, 129, 0.25);
    padding: 3px 12px;
    border-radius: var(--radius-full);
}

.timeline-segment {
    margin-bottom: 14px;
    padding-left: 16px;
    border-left: 2px solid rgba(168, 85, 247, 0.35);
}

.segment-label {
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #c084fc;
    margin-bottom: 3px;
}

.segment-content {
    font-size: 0.94rem;
    color: #cbd5e1;
    line-height: 1.6;
    margin: 0;
}

.day-food-box {
    margin-top: 14px;
    background: rgba(245, 158, 11, 0.08);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: var(--radius-sm);
    padding: 10px 16px;
    font-size: 0.9rem;
    color: #fde68a;
}

/* Recommendations Grid */
.recommendations-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

/* ==========================================================================
   Footer (Matching Reference Mockup)
   ========================================================================== */
.triviva-footer-container {
    width: 100%;
    margin-top: 50px;
    padding: 28px 0 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.footer-logo-row {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-plane-icon {
    width: 18px;
    height: 18px;
    transform: rotate(45deg);
}

.footer-logo-text {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.1rem;
    color: #ffffff;
}

.footer-tagline {
    font-size: 0.78rem;
    color: var(--text-dim);
    margin: 0;
}

.footer-center {
    font-size: 0.82rem;
    color: var(--text-muted);
    text-align: center;
}

.footer-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.footer-links {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 0.82rem;
    color: var(--text-dim);
}

.footer-link {
    color: var(--text-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.footer-link:hover {
    color: #ffffff;
}

.footer-social-icons {
    display: flex;
    align-items: center;
    gap: 14px;
    color: var(--text-muted);
}

.footer-social-icon {
    color: var(--text-muted);
    transition: color 0.2s, transform 0.2s;
    display: inline-flex;
}

.footer-social-icon:hover {
    color: var(--purple-light);
    transform: translateY(-1px);
}

/* ==========================================================================
   Responsive Adaptations (1920 Desktop, 1440, Tablets, Mobile)
   ========================================================================== */

/* 1. Large Desktop (1920 x 1080) Target */
@media (min-width: 1400px) {
    .gradio-container {
        max-width: 1440px !important;
        padding: 0 40px 60px 40px !important;
    }

    .travel-card,
    .main-plan-card {
        max-width: 1020px !important;
        padding: 40px 48px !important;
    }

    .hero-feature-cards {
        max-width: 960px;
        gap: 18px;
    }
}

/* 2. Standard Laptop / Desktop (1200px - 1399px) */
@media (min-width: 1200px) and (max-width: 1399px) {
    .gradio-container {
        max-width: 1240px !important;
        padding: 0 30px 50px 30px !important;
    }

    .travel-card,
    .main-plan-card {
        max-width: 960px !important;
        padding: 34px 40px !important;
    }
}

/* 3. Tablets & Small Laptops (768px - 1199px) */
@media (min-width: 768px) and (max-width: 1199px) {
    .gradio-container {
        max-width: 96% !important;
        padding: 0 20px 40px 20px !important;
    }

    .travel-card,
    .main-plan-card {
        max-width: 100% !important;
        padding: 30px 28px !important;
    }

    .hero-feature-cards {
        gap: 10px;
    }

    .feature-pill-card {
        padding: 10px 14px;
    }

    .pill-title {
        font-size: 0.82rem;
    }

    .pill-desc {
        font-size: 0.7rem;
    }

    .budget-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 4. Mobile Devices (< 768px) */
@media (max-width: 767px) {
    html, body, .gradio-container {
        padding: 0 12px 40px 12px !important;
    }

    .triviva-navbar {
        padding: 16px 0 12px 0;
        margin-bottom: 16px;
    }

    .nav-links {
        gap: 14px;
    }

    .nav-link {
        display: none;
    }

    .nav-btn-pill {
        padding: 6px 14px;
        font-size: 0.82rem;
    }

    .triviva-hero-container {
        padding: 8px 4px 16px 4px;
    }

    .hero-badge {
        font-size: 0.68rem;
        padding: 5px 14px;
        letter-spacing: 0.1em;
        margin-bottom: 16px;
    }

    .hero-brand {
        gap: 10px;
        margin-bottom: 8px;
    }

    .hero-plane-icon {
        width: 38px;
        height: 38px;
    }

    .hero-title {
        font-size: 2.3rem !important;
    }

    .hero-tagline {
        font-size: 1.25rem !important;
        margin-bottom: 22px !important;
    }

    /* Stack 3 Feature Cards vertically on mobile */
    .hero-feature-cards {
        grid-template-columns: 1fr;
        gap: 10px;
        max-width: 100%;
        margin-bottom: 24px;
    }

    .feature-pill-card {
        border-radius: var(--radius-md);
        padding: 12px 16px;
        gap: 14px;
    }

    .pill-title {
        font-size: 0.86rem;
        white-space: normal;
    }

    .pill-desc {
        font-size: 0.72rem;
        white-space: normal;
    }

    .horizon-glow-container {
        height: 22px;
        margin: 6px auto 20px auto;
    }

    .horizon-flare {
        width: 80px;
        height: 10px;
    }

    /* Mobile Plan Form Card */
    .travel-card,
    .main-plan-card {
        padding: 20px 16px !important;
        border-radius: 16px !important;
        margin-bottom: 20px !important;
    }

    .form-section-heading {
        margin-bottom: 18px;
    }

    .heading-text {
        font-size: 1.1rem;
    }

    /* Stacking form inputs on mobile */
    .form-two-col-row {
        grid-template-columns: 1fr !important;
        gap: 12px !important;
    }

    /* Input font size >= 16px to prevent iOS auto-zoom */
    .gradio-container input[type="text"],
    .gradio-container input[type="number"],
    .gradio-container select,
    .gradio-container .gr-input,
    .form-control {
        font-size: 16px !important;
        min-height: 48px !important;
        padding: 11px 14px !important;
    }

    .icon-location input,
    .icon-clock input,
    .icon-user input,
    .icon-wallet input,
    .icon-compass input {
        padding-left: 40px !important;
    }

    .triviva-btn,
    .gradio-container button.primary {
        padding: 14px 20px !important;
        font-size: 1.02rem !important;
        min-height: 48px !important;
    }

    /* Results section on mobile */
    .summary-banner {
        padding: 20px 16px;
        border-radius: 14px;
    }

    .summary-destination {
        font-size: 1.65rem;
    }

    .meta-badge {
        font-size: 0.78rem;
        padding: 4px 10px;
        margin-right: 4px;
        margin-top: 4px;
    }

    .budget-grid {
        grid-template-columns: 1fr 1fr;
        gap: 8px;
    }

    .budget-item {
        padding: 10px 12px;
    }

    .budget-item-value {
        font-size: 1.15rem;
    }

    .budget-summary-box {
        padding: 12px 14px;
        font-size: 0.85rem;
    }

    .day-card {
        padding: 16px 14px;
        border-radius: 14px;
    }

    .day-title {
        font-size: 1.05rem;
    }

    .recommendations-grid {
        grid-template-columns: 1fr;
        gap: 14px;
    }

    /* Footer on mobile */
    .triviva-footer-container {
        flex-direction: column;
        text-align: center;
        gap: 14px;
        padding: 22px 0 16px 0;
    }

    .footer-brand {
        align-items: center;
    }

    .footer-right {
        flex-direction: column;
        gap: 10px;
    }
}

/* 5. Extra Small Phones (<= 380px) */
@media (max-width: 380px) {
    html, body, .gradio-container {
        padding: 0 8px 30px 8px !important;
    }

    .hero-title {
        font-size: 1.95rem !important;
    }

    .travel-card,
    .main-plan-card {
        padding: 16px 12px !important;
    }

    .budget-grid {
        grid-template-columns: 1fr;
    }
}