/* ============================================
   MINIM SURF - Base CSS
   Reset, tipografía base y utilidades
   ============================================ */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

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

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

body {
    font-family: var(--ms-font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--ms-text-secondary);
    background-color: var(--ms-surface-primary);
    min-height: 100vh;
}

/* Tipografía */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--ms-font-display);
    font-weight: 700;
    color: var(--ms-text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

p {
    margin-bottom: 1em;
}

p:last-child {
    margin-bottom: 0;
}

a {
    color: var(--ms-accent-primary);
    text-decoration: none;
    transition: color 0.3s var(--ms-ease-out);
}

a:hover {
    color: var(--ms-accent-glow);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

/* Utilidades */
.ms-container {
    width: 100%;
    max-width: var(--ms-container-max);
    margin: 0 auto;
    padding: 0 var(--ms-container-padding);
}

.ms-container--narrow {
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.ms-container--wide {
    max-width: 1400px;
}

/* Texto */
.ms-text-center { text-align: center; }
.ms-text-left { text-align: left; }
.ms-text-right { text-align: right; }

.ms-text-primary { color: var(--ms-text-primary); }
.ms-text-secondary { color: var(--ms-text-secondary); }
.ms-text-muted { color: var(--ms-text-muted); }
.ms-text-accent { color: var(--ms-accent-primary); }

/* Highlight con gradiente */
.ms-highlight {
    background: var(--ms-accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Espaciado */
.ms-mt-sm { margin-top: var(--ms-space-sm); }
.ms-mt-md { margin-top: var(--ms-space-md); }
.ms-mt-lg { margin-top: var(--ms-space-lg); }
.ms-mt-xl { margin-top: var(--ms-space-xl); }
.ms-mt-2xl { margin-top: var(--ms-space-2xl); }
.ms-mt-3xl { margin-top: var(--ms-space-3xl); }

.ms-mb-sm { margin-bottom: var(--ms-space-sm); }
.ms-mb-md { margin-bottom: var(--ms-space-md); }
.ms-mb-lg { margin-bottom: var(--ms-space-lg); }
.ms-mb-xl { margin-bottom: var(--ms-space-xl); }
.ms-mb-2xl { margin-bottom: var(--ms-space-2xl); }
.ms-mb-3xl { margin-bottom: var(--ms-space-3xl); }

/* Flexbox */
.ms-flex { display: flex; }
.ms-flex-col { flex-direction: column; }
.ms-flex-wrap { flex-wrap: wrap; }
.ms-items-center { align-items: center; }
.ms-items-start { align-items: flex-start; }
.ms-justify-center { justify-content: center; }
.ms-justify-between { justify-content: space-between; }
.ms-gap-sm { gap: var(--ms-space-sm); }
.ms-gap-md { gap: var(--ms-space-md); }
.ms-gap-lg { gap: var(--ms-space-lg); }
.ms-gap-xl { gap: var(--ms-space-xl); }

/* Grid */
.ms-grid {
    display: grid;
    gap: var(--ms-space-lg);
}

.ms-grid-2 { grid-template-columns: repeat(2, 1fr); }
.ms-grid-3 { grid-template-columns: repeat(3, 1fr); }
.ms-grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 900px) {
    .ms-grid-3, .ms-grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .ms-grid-2, .ms-grid-3, .ms-grid-4 { grid-template-columns: 1fr; }
}

/* Visibilidad */
.ms-sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

@media (max-width: 768px) {
    .ms-hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
    .ms-hide-desktop { display: none !important; }
}

/* Animaciones base */
@keyframes msFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes msFadeInUp {
    from { 
        opacity: 0; 
        transform: translateY(30px); 
    }
    to { 
        opacity: 1; 
        transform: translateY(0); 
    }
}

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

@keyframes msFloat {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(30px, -30px) scale(1.05); }
    66% { transform: translate(-20px, 20px) scale(0.95); }
}

@keyframes msPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 1; }
}

/* Clases de animación */
.ms-animate-fade-in {
    animation: msFadeIn 0.6s var(--ms-ease-out) both;
}

.ms-animate-fade-up {
    animation: msFadeInUp 0.8s var(--ms-ease-out) both;
}

.ms-animate-delay-1 { animation-delay: 0.1s; }
.ms-animate-delay-2 { animation-delay: 0.2s; }
.ms-animate-delay-3 { animation-delay: 0.3s; }
.ms-animate-delay-4 { animation-delay: 0.4s; }
.ms-animate-delay-5 { animation-delay: 0.5s; }

/* Scroll reveal (activado por JS) */
[data-reveal] {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ms-ease-out), transform 0.8s var(--ms-ease-out);
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translateY(0);
}