/* ==========================================================================
   RentFlow Page Styles
   Uses base.css variables: --brand-green, --brand-green-dark
   ========================================================================== */

:root {
    /* RentFlow-specific colors - reference base.css where possible */
    --rf-bg-primary: var(--gray-50);
    --rf-bg-secondary: var(--white);
    --rf-bg-tertiary: var(--gray-100);

    --rf-text-primary: var(--gray-900);
    --rf-text-secondary: var(--gray-500);
    --rf-text-tertiary: var(--gray-700);

    --rf-border-color: var(--gray-200);
    --rf-border-light: var(--gray-100);
    --rf-input-bg: var(--gray-100);

    /* Accent colors */
    --rf-accent: var(--brand-green);
    --rf-accent-secondary: var(--brand-green-dark);
    --rf-accent-light: var(--brand-green-10);
    --rf-gradient-primary: linear-gradient(135deg, var(--brand-green) 0%, var(--brand-green-dark) 100%);
    --rf-gradient-card: linear-gradient(135deg, rgba(96, 157, 69, 0.05) 0%, rgba(79, 131, 56, 0.05) 100%);
}

.app-hero {
    background: var(--rf-gradient-primary);
    color: var(--white);
    padding: var(--space-lg) var(--space-xl);
}

.app-hero-inner {
    max-width: var(--container-xl);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4xl);
}

.app-hero-text {
    
}

.app-hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(255, 255, 255, 0.15);
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--border-radius-full);
    font-size: var(--text-xs);
    font-weight: 600;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.5s ease-out 0.1s both;
}

.app-hero h1 {
    font-size: var(--text-3xl);
    font-weight: 800;
    margin-bottom: var(--space-sm);
    letter-spacing: -0.5px;
    animation: fadeInUp 0.5s ease-out 0.3s both;
}

.app-hero .tagline {
    font-size: var(--text-base);
    opacity: 0.9;
    margin-bottom: var(--space-lg);
    max-width: 400px;
    animation: fadeInUp 0.5s ease-out 0.5s both;
}

.app-store-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: white;
    color: var(--rf-accent-secondary);
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--border-radius-full);
    font-weight: 600;
    font-size: var(--text-sm);
    text-decoration: none;
    transition: all 0.2s;
    animation: fadeInUp 0.5s ease-out 0.7s both;
}

.app-store-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.phone-mockup {
    width: 152px;
    height: 300px;
    flex-shrink: 0;
    animation: phoneSlideIn 0.8s ease-out forwards, floatContinuous 3s ease-in-out 0.8s infinite;
}

.phone-mockup img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.calculator-section {
    padding: var(--space-xl) var(--space-lg);
    background: var(--rf-bg-primary);
}

.app-container {
    max-width: var(--container-md);
    margin: 0 auto;
    padding: 0;
}

.key-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.metric-item {
    background: var(--rf-gradient-card), var(--rf-bg-secondary);
    border-radius: var(--border-radius-md);
    padding: var(--space-md) var(--space-sm);
    text-align: center;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.metric-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.metric-label {
    font-size: var(--text-xs);
    color: var(--rf-text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-xs);
}

.metric-value {
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--rf-accent);
}

.metric-value.negative {
    color: var(--color-error);
}

.rf-panel {
    background: var(--rf-bg-secondary);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--space-sm);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-color);
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
}

.rf-panel:hover {
    box-shadow: var(--shadow-lg);
}

.rf-panel-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-md);
    user-select: none;
    background: var(--rf-bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.2s;
}

.rf-panel-header-right {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.rf-panel-clear {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--rf-text-secondary);
    font-size: var(--text-xs);
    font-weight: 600;
    cursor: pointer;
    padding: var(--space-xs) var(--space-sm);
    transition: all 0.2s;
    font-family: inherit;
}

.rf-panel-clear:hover {
    background: var(--rf-accent-light);
    border-color: var(--rf-accent);
    color: var(--rf-accent);
}

.rf-panel-title {
    font-size: var(--text-sm);
    font-weight: 700;
    color: var(--rf-text-primary);
    letter-spacing: -0.2px;
}

.rf-panel-toggle {
    font-size: var(--text-xs);
    color: var(--rf-accent);
    font-weight: bold;
    transition: transform 0.3s;
    cursor: pointer;
    padding: var(--space-xs);
}

.rf-panel.collapsed .rf-panel-toggle {
    transform: rotate(-90deg);
}

.rf-panel.collapsed .rf-panel-header {
    border-bottom: none;
}

.rf-panel-content {
    padding: var(--space-sm) var(--space-md);
    max-height: 2000px;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
}

.rf-panel.collapsed .rf-panel-content {
    max-height: 0;
    padding: 0 var(--space-md);
}

.input-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-sm) 0;
    border-bottom: 1px solid var(--rf-border-light);
    position: relative;
}

.input-row:last-child {
    border-bottom: none;
}

.input-row label {
    font-size: var(--text-sm);
    flex: 1;
    color: var(--rf-text-primary);
    font-weight: 500;
}

.conversion-helper {
    font-size: var(--text-xs);
    color: var(--rf-accent);
    font-weight: 600;
    white-space: nowrap;
    position: absolute;
    right: 155px;
    pointer-events: none;
}

.input-wrapper {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    flex-direction: row-reverse;
    justify-content: flex-start;
}

.input-row input {
    width: 110px;
    height: 36px;
    padding: 0 var(--space-sm);
    border: 2px solid var(--rf-border-color);
    border-radius: var(--border-radius-sm);
    font-size: var(--text-sm);
    text-align: right;
    background: var(--rf-input-bg);
    color: var(--rf-text-primary);
    transition: all 0.25s cubic-bezier(0.4, 0.0, 0.2, 1);
    font-weight: 600;
    font-family: inherit;
}

.input-row input:focus {
    outline: none;
    border-color: var(--rf-accent);
    background: var(--rf-bg-secondary);
    box-shadow: 0 0 0 4px var(--brand-green-10);
}

.input-row input::placeholder {
    color: var(--gray-400);
    font-weight: 400;
}

.input-row input.invalid {
    border-color: var(--color-error);
    box-shadow: 0 0 0 4px var(--color-error-20);
}

.toggle-btn {
    padding: var(--space-xs) var(--space-sm);
    background: var(--rf-bg-tertiary);
    border: 2px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: var(--text-xs);
    font-weight: 700;
    color: var(--rf-text-secondary);
    cursor: pointer;
    min-width: 28px;
    transition: all 0.2s;
    font-family: inherit;
}

.toggle-btn:hover {
    background: var(--rf-accent-light);
    border-color: var(--rf-accent);
    color: var(--rf-accent);
}

.bottom-section {
    background: var(--bg-light);
    padding: var(--space-2xl) var(--space-lg);
}

.accordion-container {
    max-width: var(--container-md);
    margin: 0 auto;
}

.accordion-panel {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--space-md);
    overflow: hidden;
}

.accordion-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-lg);
    cursor: pointer;
    transition: background 0.2s;
}

.accordion-header:hover {
    background: var(--bg-light);
}

.accordion-header h3 {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

.accordion-header svg {
    color: var(--rf-accent);
    flex-shrink: 0;
}

.accordion-arrow {
    font-size: var(--text-xs);
    color: var(--rf-accent);
    font-weight: bold;
    transition: transform 0.3s;
}

.accordion-panel.open .accordion-arrow {
    transform: rotate(90deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 var(--space-lg);
}

.accordion-panel.open .accordion-content {
    max-height: 500px;
    padding: 0 var(--space-lg) var(--space-lg);
}

.accordion-content p {
    font-size: var(--text-base);
    color: var(--gray-700);
    line-height: 1.7;
    margin-bottom: var(--space-md);
}

.accordion-content p:last-child {
    margin-bottom: 0;
}

.accordion-content a {
    color: var(--rf-accent);
    text-decoration: none;
    font-weight: 600;
}

.accordion-content a:hover {
    text-decoration: underline;
}

.accordion-meta {
    font-size: var(--text-sm);
    color: var(--gray-400);
    margin-top: var(--space-md);
}

.accordion-meta a {
    color: var(--rf-accent);
    text-decoration: none;
    font-weight: 600;
}

.accordion-meta a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .app-hero {
        padding: var(--space-xl) var(--space-lg);
    }

    .app-hero-inner {
        flex-direction: column;
        text-align: center;
        gap: var(--space-xl);
    }

    .app-hero h1 {
        font-size: var(--text-2xl);
    }

    .app-hero .tagline {
        max-width: 100%;
    }

    .calculator-section {
        padding: var(--space-lg) var(--space-md);
    }

    .key-metrics {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-sm);
    }

    .metric-item {
        padding: var(--space-md) var(--space-sm);
    }

    .metric-label {
        font-size: var(--text-xs);
    }

    .metric-value {
        font-size: var(--text-lg);
    }

    .rf-panel {
        border-radius: var(--border-radius-md);
    }

    .rf-panel-content {
        padding: var(--space-sm) var(--space-md);
    }

    .input-row input {
        width: 100px;
    }

    .conversion-helper {
        right: 145px;
        font-size: var(--text-xs);
    }

    .bottom-section {
        padding: var(--space-xl) var(--space-lg);
    }
}

@media (max-width: 480px) {
    .key-metrics {
        grid-template-columns: repeat(2, 1fr);
    }
}

@keyframes phoneSlideIn {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes floatContinuous {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-8px); }
}

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