/* ================================
   CSS Reset & Base Styles
   ================================ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Light Mode */
body.light-mode {
    --color-primary: #3D8A99;
    --color-primary-light: #5CACBD;
    --color-primary-dark: #2E7A8A;

    --color-text: #1F2937;
    --color-text-light: #6B7280;
    --color-text-lighter: #9CA3AF;

    --color-background: #FFFFFF;
    --color-background-light: #F9FAFB;
    --color-background-gray: #F3F4F6;
    --color-background-dark: #111827;

    --color-border: #E5E7EB;
    --color-border-light: #F3F4F6;

    --gradient-primary: linear-gradient(135deg, #3D8A99 0%, #5CACBD 100%);
    --gradient-hero: linear-gradient(135deg, #5CACBD 0%, #4A9FB5 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-background);
    overflow-x: hidden;
    transition: var(--theme-transition);
    margin: 0;
    padding: 0;
}

/* ================================
   CSS Variables (Design System)
   ================================ */

/* Dark Mode (Default) */
:root {
    /* Colors - Dark Theme - Baseadas no logo */
    --color-primary: #5CACBD;
    --color-primary-light: #7DBDCC;
    --color-primary-dark: #3D8A99;

    --color-secondary: #4A9FB5;
    --color-secondary-light: #6DB4C4;
    --color-secondary-dark: #2E7A8A;

    --color-accent: #F59E0B;
    --color-accent-light: #FBBF24;
    --color-accent-dark: #D97706;

    --color-text: #F9FAFB;
    --color-text-light: #D1D5DB;
    --color-text-lighter: #9CA3AF;

    --color-background: #0F172A;
    --color-background-light: #1E293B;
    --color-background-gray: #334155;
    --color-background-dark: #020617;

    --color-border: #334155;
    --color-border-light: #1E293B;

    --color-success: #10B981;
    --color-error: #EF4444;
    --color-warning: #F59E0B;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #5CACBD 0%, #3D8A99 100%);
    --gradient-secondary: linear-gradient(135deg, #4A9FB5 0%, #6DB4C4 100%);
    --gradient-accent: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
    --gradient-hero: linear-gradient(135deg, #5CACBD 0%, #4A9FB5 100%);

    /* Transition for theme switch */
    --theme-transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;
    --font-size-5xl: 3rem;

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.2;
    --line-height-normal: 1.6;
    --line-height-relaxed: 1.8;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Z-index */
    --z-index-dropdown: 1000;
    --z-index-sticky: 1020;
    --z-index-modal-overlay: 1030;
    --z-index-modal: 1040;
    --z-index-tooltip: 1050;

    /* Container */
    --container-max-width: 100%;
    --container-padding: 0;
}

/* ================================
   Typography
   ================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: var(--line-height-tight);
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ================================
   Layout Components
   ================================ */

.container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
    padding: 0 3rem;
}

section {
    padding: var(--spacing-3xl) var(--spacing-lg);
}

.section__title {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.section__subtitle {
    text-align: center;
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ================================
   Header & Navigation
   ================================ */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    z-index: var(--z-index-sticky);
    transition: all var(--transition-base);
    padding: 0 var(--spacing-lg);
}

body.light-mode .header {
    background: rgba(255, 255, 255, 0.95);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) 0;
    min-height: 110px;
}

.nav__brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.nav__logo {
    height: 80px;
    width: auto;
}

.nav__brand-name {
    font-size: 2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
}

.nav__menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav__link {
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav__link:hover,
.nav__link--active {
    color: var(--color-primary);
    background: var(--color-background-light);
}

.nav__link--cta {
    background: var(--gradient-primary);
    color: white;
    padding: var(--spacing-xs) var(--spacing-md);
}

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

.nav__toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.nav__close {
    display: none;
}

.nav__toggle-icon,
.nav__toggle-icon::before,
.nav__toggle-icon::after {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-base);
}

.nav__toggle-icon::before,
.nav__toggle-icon::after {
    content: '';
    position: relative;
}

.nav__toggle-icon::before {
    top: -7px;
}

.nav__toggle-icon::after {
    top: 5px;
}

/* Theme Toggle Button */
.theme-toggle {
    background: none;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-full);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--color-text);
    margin-left: var(--spacing-md);
}

.theme-toggle:hover {
    background: var(--color-background-light);
    transform: rotate(180deg);
}

.theme-toggle svg {
    width: 20px;
    height: 20px;
}

/* ================================
   Hero Section
   ================================ */

.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    overflow: hidden;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient-hero);
    opacity: 0.05;
    z-index: -1;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.hero__content {
    z-index: 1;
}

.hero__title {
    font-size: var(--font-size-5xl);
    line-height: var(--line-height-tight);
    margin-bottom: var(--spacing-md);
}

.hero__subtitle {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    margin-bottom: var(--spacing-xl);
    line-height: var(--line-height-relaxed);
}

.hero__cta {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.hero__visual {
    position: relative;
}

.hero__dashboard-preview {
    width: 100%;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-2xl);
    position: relative;
    border: 2px solid var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-background-light);
    animation: float 6s ease-in-out infinite;
}

.hero__dashboard-preview img {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius-xl);
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero__dashboard-preview::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.1) 100%);
    opacity: 0.3;
}

.hero__scroll-indicator {
    position: absolute;
    bottom: var(--spacing-xl);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--color-text-lighter);
    font-size: var(--font-size-sm);
    animation: bounce 2s infinite;
}

/* ================================
   Buttons
   ================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.btn--primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-md);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.btn--secondary {
    background: white;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn--secondary:hover {
    background: var(--color-primary);
    color: white;
}

.btn--large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.btn--full {
    width: 100%;
}

.btn__loader {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* ================================
   Benefits Section
   ================================ */

.benefits {
    background: var(--color-background-light);
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    max-width: 100%;
    margin: 0 auto;
}

/* Centralizar os 2 últimos cards */
.benefit-card:nth-child(4),
.benefit-card:nth-child(5) {
    grid-column: span 1;
}

/* Wrapper para centralizar os 2 últimos cards */
.benefit-card:nth-child(4) {
    margin-left: auto;
    margin-right: var(--spacing-md);
}

.benefit-card:nth-child(5) {
    margin-right: auto;
    margin-left: var(--spacing-md);
}

/* Para telas muito grandes, aumentar ainda mais */
@media (min-width: 1600px) {
    .benefits__grid {
        max-width: 1600px;
        gap: var(--spacing-2xl);
    }
}

.benefit-card {
    background: var(--color-background-light);
    padding: var(--spacing-2xl) var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base), var(--theme-transition);
    text-align: center;
    border: 1px solid var(--color-border);
    min-height: 280px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.benefit-card__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-md);
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.benefit-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.benefit-card__description {
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

/* ================================
   Solutions Section
   ================================ */

.solutions__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
    gap: var(--spacing-xl);
}

.solution-card {
    background: var(--color-background-light);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    transition: all var(--transition-base), var(--theme-transition);
    display: flex;
    flex-direction: column;
}

.solution-card:hover {
    border-color: var(--color-primary);
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.solution-card__icon {
    color: var(--color-primary);
    margin-bottom: var(--spacing-md);
}

.solution-card__title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.solution-card__description {
    color: var(--color-text-light);
    line-height: 1.4;
    margin-bottom: var(--spacing-md);
    flex-grow: 1;
    font-size: var(--font-size-base);
    min-height: 80px;
}

.solution-card__btn {
    background: none;
    border: none;
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    font-size: var(--font-size-base);
    cursor: pointer;
    padding: var(--spacing-sm) 0;
    text-align: left;
    transition: all var(--transition-fast);
}

.solution-card__btn:hover {
    color: var(--color-primary-light);
    transform: translateX(4px);
}

/* ================================
   Trust/Stats Section
   ================================ */

.trust {
    background: var(--gradient-hero);
    color: white;
}

.trust .section__title {
    color: white;
}

.trust__stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-xl);
}

.stat-card__value {
    font-size: var(--font-size-4xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    color: white;
}

.stat-card__label {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
}

.stat-card__subtitle {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.7);
    margin-top: var(--spacing-xs);
    font-style: italic;
}

/* ================================
   Demo Section
   ================================ */

.demo {
    background: var(--color-background-light);
}

.demo__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.demo__info {
    position: sticky;
    top: 100px;
}

.demo__features {
    list-style: none;
    margin-top: var(--spacing-xl);
}

.demo__features li {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
}

.demo__features svg {
    color: var(--color-success);
    flex-shrink: 0;
}

.demo__form-wrapper {
    background: var(--color-background-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--color-border);
    transition: var(--theme-transition);
}

/* ================================
   Forms
   ================================ */

.form__title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.form__group {
    margin-bottom: var(--spacing-md);
}

.form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.form__label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
}

.form__input,
.form__select,
.form__textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-family: inherit;
    color: var(--color-text);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast), var(--theme-transition);
    background: var(--color-background);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(30, 64, 175, 0.1);
}

.form__input.error,
.form__select.error,
.form__textarea.error {
    border-color: var(--color-error);
}

.form__textarea {
    resize: vertical;
    min-height: 100px;
}

.form__message {
    margin-top: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    text-align: center;
}

.form__message--success {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #10B981;
}

.form__message--error {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #EF4444;
}

/* Checkbox Group */
.form__checkbox-group {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.form__checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast), var(--theme-transition);
    background: var(--color-background);
}

.form__checkbox-label:hover {
    border-color: var(--color-primary);
    background: var(--color-background-light);
}

.form__checkbox {
    position: absolute;
    opacity: 0;
    width: 0;
    height: 0;
}

.form__checkbox-custom {
    width: 20px;
    height: 20px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all var(--transition-fast);
    background: var(--color-background);
}

.form__checkbox:checked + .form__checkbox-custom {
    background: var(--gradient-primary);
    border-color: var(--color-primary);
}

.form__checkbox:checked + .form__checkbox-custom::after {
    content: '';
    width: 6px;
    height: 10px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
    margin-top: -2px;
}

.form__checkbox:checked ~ span {
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
}

.form__checkbox-label input:checked ~ * {
    color: var(--color-primary);
}

.form__checkbox-label:has(.form__checkbox:checked) {
    border-color: var(--color-primary);
    background: var(--color-background-light);
}

/* ================================
   Contact Section
   ================================ */

.contact__wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-3xl);
}

.contact__info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}

.contact__card {
    padding: var(--spacing-lg);
    background: var(--color-background-light);
    border-radius: var(--radius-lg);
    text-align: center;
}

.contact__icon {
    width: 48px;
    height: 48px;
    margin: 0 auto var(--spacing-sm);
    color: var(--color-primary);
}

.contact__card h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.contact__card a,
.contact__card p {
    color: var(--color-text-light);
    font-size: var(--font-size-base);
}

.contact__card a:hover {
    color: var(--color-primary);
}

.contact__form-wrapper {
    background: var(--color-background-light);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-border);
    transition: var(--theme-transition);
}

/* ================================
   Footer
   ================================ */

.footer {
    background: var(--color-background-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-3xl) var(--spacing-lg) var(--spacing-lg);
}

.footer__content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-2xl);
}

.footer__logo {
    height: 80px;
    margin-bottom: var(--spacing-md);
    filter: brightness(0) invert(1);
}

.footer__tagline {
    color: rgba(255, 255, 255, 0.6);
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-xl);
}

.footer__title {
    color: white;
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-md);
}

.footer__list {
    list-style: none;
}

.footer__list li {
    margin-bottom: var(--spacing-xs);
}

.footer__list a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-fast);
}

.footer__list a:hover {
    color: white;
}

.footer__list--contact li {
    font-size: var(--font-size-sm);
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer__social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: white;
    transition: all var(--transition-fast);
}

.footer__social a:hover {
    background: var(--color-primary);
    transform: translateY(-2px);
}

.footer__bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: var(--font-size-sm);
}

/* ================================
   Modal
   ================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: var(--z-index-modal);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal__content {
    position: relative;
    background: var(--color-background-light);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    padding: var(--spacing-2xl);
    box-shadow: var(--shadow-2xl);
    border: 1px solid var(--color-border);
    transition: var(--theme-transition);
}

.modal__close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--color-background-light);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal__close:hover {
    background: var(--color-border);
}

/* ================================
   Utility Classes
   ================================ */

.spinner {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }